Finding the Third Proportional to 17,932 and 19,660
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Solution
The third proportional to 17,932 and 19,660 is: 21,554.52
Step by Step Solution
- Step 1: Write the proportion equation
17,932 : 19,660 = 19,660 : x - Step 2: Convert to fraction form
17,932/19,660 = 19,660/x - Step 3: Cross multiply
17,932x = 19,660 × 19,660 - Step 4: Simplify right side
17,932x = 386,515,600 - Step 5: Solve for x
x = 386,515,600/17,932 - Step 6: Final answer
x = 21,554.52
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These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.