proportionaalisia

Proportionaalisia is a Finnish adjective form meaning proportional, and it functions as the plural partitive of the word proportionaalinen. It is used to modify plural nouns that are in the partitive case. In Finnish, adjectives decline to reflect number and case, so proportionaalisia appears whenever you describe multiple items that are proportional in relation to something else.

The form is common in technical, mathematical, and scientific Finnish, where it describes quantities or relationships that change in direct proportion to another quantity. For example, phrases like proportionaalisia suhteita (proportional relationships) or proportionaalisia mittasuhteita (proportional scales) occur in discussions of growth, dosing, or scaling laws. These usages convey a direct, proportional linkage between variables.

In practice, proportionaalisia is not a distinct concept or field of study by itself; rather, it is a grammatical form used to express the idea of proportionality within noun phrases. The corresponding English rendering would typically be the adjective proportional, as in proportional relationships. Users can translate proportionaalisia phrases into context-appropriate English terms based on the specific nouns they accompany.

See also terms in Finnish related to proportionality and scaling, and note that the suitability of the form depends on the surrounding noun and case. For learners, recognizing that proportionaalisia is simply the plural partitive form helps parse sentences describing proportional relationships in Finnish technical writing.