Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 7 - Section 7.2 - Proportion - Exercises - Page 277: 17

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. $x\times4=2\times28$ $4x=56$ $4x\div4=56\div4$ $x=14$
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