Finding the Third Proportional to 18,721.13 and 26,330.06
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Solution
The third proportional to 18,721.13 and 26,330.06 is: 37,031.55
Step by Step Solution
- Step 1: Write the proportion equation
18,721.13 : 26,330.06 = 26,330.06 : x - Step 2: Convert to fraction form
18,721.13/26,330.06 = 26,330.06/x - Step 3: Cross multiply
18,721.13x = 26,330.06 × 26,330.06 - Step 4: Simplify right side
18,721.13x = 693,272,191.25 - Step 5: Solve for x
x = 693,272,191.25/18,721.13 - Step 6: Final answer
x = 37,031.55
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.