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Finding the Fourth Proportional to 22,991.86, 34,487.54 and 16,209.52

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Solution

The fourth proportional to 22,991.86, 34,487.54 and 16,209.52 is: 24,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.86 : 34,487.54 = 16,209.52 : x
  2. Step 2: Convert to fraction form
    22,991.86/34,487.54 = 16,209.52/x
  3. Step 3: Cross multiply
    22,991.86x = 34,487.54 × 16,209.52
  4. Step 4: Simplify right side
    22,991.86x = 559,026,469.38
  5. Step 5: Solve for x
    x = 559,026,469.38/22,991.86
  6. Step 6: Final answer
    x = 24,314.10

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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.