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Finding the Fourth Proportional to 16,517.80, 22,794.02 and 9,249.90

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Solution

The fourth proportional to 16,517.80, 22,794.02 and 9,249.90 is: 12,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,517.80 : 22,794.02 = 9,249.90 : x
  2. Step 2: Convert to fraction form
    16,517.80/22,794.02 = 9,249.90/x
  3. Step 3: Cross multiply
    16,517.80x = 22,794.02 × 9,249.90
  4. Step 4: Simplify right side
    16,517.80x = 210,842,371.74
  5. Step 5: Solve for x
    x = 210,842,371.74/16,517.80
  6. Step 6: Final answer
    x = 12,764.56

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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.