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Finding the Fourth Proportional to 22,159.38, 33,238.98 and 9,011.64

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Solution

The fourth proportional to 22,159.38, 33,238.98 and 9,011.64 is: 13,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.38 : 33,238.98 = 9,011.64 : x
  2. Step 2: Convert to fraction form
    22,159.38/33,238.98 = 9,011.64/x
  3. Step 3: Cross multiply
    22,159.38x = 33,238.98 × 9,011.64
  4. Step 4: Simplify right side
    22,159.38x = 299,537,721.73
  5. Step 5: Solve for x
    x = 299,537,721.73/22,159.38
  6. Step 6: Final answer
    x = 13,517.42

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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.