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Finding the Third Proportional to 9,251.72 and 14,310.42

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Solution

The third proportional to 9,251.72 and 14,310.42 is: 22,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.72 : 14,310.42 = 14,310.42 : x
  2. Step 2: Convert to fraction form
    9,251.72/14,310.42 = 14,310.42/x
  3. Step 3: Cross multiply
    9,251.72x = 14,310.42 × 14,310.42
  4. Step 4: Simplify right side
    9,251.72x = 204,788,174.24
  5. Step 5: Solve for x
    x = 204,788,174.24/9,251.72
  6. Step 6: Final answer
    x = 22,135.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.