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Finding the Third Proportional to 27,785 and 41,681

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Solution

The third proportional to 27,785 and 41,681 is: 62,526.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,785 : 41,681 = 41,681 : x
  2. Step 2: Convert to fraction form
    27,785/41,681 = 41,681/x
  3. Step 3: Cross multiply
    27,785x = 41,681 × 41,681
  4. Step 4: Simplify right side
    27,785x = 1,737,305,761
  5. Step 5: Solve for x
    x = 1,737,305,761/27,785
  6. Step 6: Final answer
    x = 62,526.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.