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Finding the Third Proportional to 9,092 and 19,919

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Solution

The third proportional to 9,092 and 19,919 is: 43,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092 : 19,919 = 19,919 : x
  2. Step 2: Convert to fraction form
    9,092/19,919 = 19,919/x
  3. Step 3: Cross multiply
    9,092x = 19,919 × 19,919
  4. Step 4: Simplify right side
    9,092x = 396,766,561
  5. Step 5: Solve for x
    x = 396,766,561/9,092
  6. Step 6: Final answer
    x = 43,639.09

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.