Finding the Third Proportional to 21,924 and 25,630
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Solution
The third proportional to 21,924 and 25,630 is: 29,962.46
Step by Step Solution
- Step 1: Write the proportion equation
21,924 : 25,630 = 25,630 : x - Step 2: Convert to fraction form
21,924/25,630 = 25,630/x - Step 3: Cross multiply
21,924x = 25,630 × 25,630 - Step 4: Simplify right side
21,924x = 656,896,900 - Step 5: Solve for x
x = 656,896,900/21,924 - Step 6: Final answer
x = 29,962.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.