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Finding the Third Proportional to 15,365 and 22,539

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Solution

The third proportional to 15,365 and 22,539 is: 33,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365 : 22,539 = 22,539 : x
  2. Step 2: Convert to fraction form
    15,365/22,539 = 22,539/x
  3. Step 3: Cross multiply
    15,365x = 22,539 × 22,539
  4. Step 4: Simplify right side
    15,365x = 508,006,521
  5. Step 5: Solve for x
    x = 508,006,521/15,365
  6. Step 6: Final answer
    x = 33,062.58

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.