# Solving for a variable using ratios

Not what you're looking for? Search our solutions OR ask your own Custom question.

If x/3 = 12/20, x = ?

Â© BrainMass Inc. brainmass.com March 4, 2021, 5:37 pm ad1c9bdddfhttps://brainmass.com/math/algebra/solving-variable-ratios-3452

#### Solution Summary

A ratio is used to solve for x.

$2.49