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Finding the Fourth Proportional to 22,708.30, 34,066.52 and 9,381.30

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Solution

The fourth proportional to 22,708.30, 34,066.52 and 9,381.30 is: 14,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.30 : 34,066.52 = 9,381.30 : x
  2. Step 2: Convert to fraction form
    22,708.30/34,066.52 = 9,381.30/x
  3. Step 3: Cross multiply
    22,708.30x = 34,066.52 × 9,381.30
  4. Step 4: Simplify right side
    22,708.30x = 319,588,073.74
  5. Step 5: Solve for x
    x = 319,588,073.74/22,708.30
  6. Step 6: Final answer
    x = 14,073.62

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1.5x scale

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.