Home / 22,786.20-34,184.10-9,631.80

Finding the Fourth Proportional to 22,786.20, 34,184.10 and 9,631.80

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Solution

The fourth proportional to 22,786.20, 34,184.10 and 9,631.80 is: 14,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.20 : 34,184.10 = 9,631.80 : x
  2. Step 2: Convert to fraction form
    22,786.20/34,184.10 = 9,631.80/x
  3. Step 3: Cross multiply
    22,786.20x = 34,184.10 × 9,631.80
  4. Step 4: Simplify right side
    22,786.20x = 329,254,414.38
  5. Step 5: Solve for x
    x = 329,254,414.38/22,786.20
  6. Step 6: Final answer
    x = 14,449.73

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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.