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Finding the Third Proportional to 9,380.81 and 14,023.13

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Solution

The third proportional to 9,380.81 and 14,023.13 is: 20,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380.81 : 14,023.13 = 14,023.13 : x
  2. Step 2: Convert to fraction form
    9,380.81/14,023.13 = 14,023.13/x
  3. Step 3: Cross multiply
    9,380.81x = 14,023.13 × 14,023.13
  4. Step 4: Simplify right side
    9,380.81x = 196,648,034.77
  5. Step 5: Solve for x
    x = 196,648,034.77/9,380.81
  6. Step 6: Final answer
    x = 20,962.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.