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Finding the Fourth Proportional to 22,002, 30,364.68 and 12,067.92

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Solution

The fourth proportional to 22,002, 30,364.68 and 12,067.92 is: 16,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002 : 30,364.68 = 12,067.92 : x
  2. Step 2: Convert to fraction form
    22,002/30,364.68 = 12,067.92/x
  3. Step 3: Cross multiply
    22,002x = 30,364.68 × 12,067.92
  4. Step 4: Simplify right side
    22,002x = 366,438,529.07
  5. Step 5: Solve for x
    x = 366,438,529.07/22,002
  6. Step 6: Final answer
    x = 16,654.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.