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Finding the Fourth Proportional to 22,755.84, 34,149.24 and 13,963.92

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Solution

The fourth proportional to 22,755.84, 34,149.24 and 13,963.92 is: 20,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,755.84 : 34,149.24 = 13,963.92 : x
  2. Step 2: Convert to fraction form
    22,755.84/34,149.24 = 13,963.92/x
  3. Step 3: Cross multiply
    22,755.84x = 34,149.24 × 13,963.92
  4. Step 4: Simplify right side
    22,755.84x = 476,857,255.42
  5. Step 5: Solve for x
    x = 476,857,255.42/22,755.84
  6. Step 6: Final answer
    x = 20,955.38

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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.