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Finding the Third Proportional to 20,134 and 30,727

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Solution

The third proportional to 20,134 and 30,727 is: 46,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,134 : 30,727 = 30,727 : x
  2. Step 2: Convert to fraction form
    20,134/30,727 = 30,727/x
  3. Step 3: Cross multiply
    20,134x = 30,727 × 30,727
  4. Step 4: Simplify right side
    20,134x = 944,148,529
  5. Step 5: Solve for x
    x = 944,148,529/20,134
  6. Step 6: Final answer
    x = 46,893.24

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.