Answer
x=14
Work Step by Step
Set the product of the means equal to the product of the extremes and solve for the variable.
$x\times4=2\times28$
$4x=56$
$4x\div4=56\div4$
$x=14$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 7 - Section 7.2 - Proportion - Exercises - Page 277: 17
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