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Finding the Fourth Proportional to 16,621.62, 22,937.91 and 9,067.93

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Solution

The fourth proportional to 16,621.62, 22,937.91 and 9,067.93 is: 12,513.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.62 : 22,937.91 = 9,067.93 : x
  2. Step 2: Convert to fraction form
    16,621.62/22,937.91 = 9,067.93/x
  3. Step 3: Cross multiply
    16,621.62x = 22,937.91 × 9,067.93
  4. Step 4: Simplify right side
    16,621.62x = 207,999,304.88
  5. Step 5: Solve for x
    x = 207,999,304.88/16,621.62
  6. Step 6: Final answer
    x = 12,513.78

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1.5x scale

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.