Home / 22,816.38-34,217.28-11,729.10

Finding the Fourth Proportional to 22,816.38, 34,217.28 and 11,729.10

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Solution

The fourth proportional to 22,816.38, 34,217.28 and 11,729.10 is: 17,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,816.38 : 34,217.28 = 11,729.10 : x
  2. Step 2: Convert to fraction form
    22,816.38/34,217.28 = 11,729.10/x
  3. Step 3: Cross multiply
    22,816.38x = 34,217.28 × 11,729.10
  4. Step 4: Simplify right side
    22,816.38x = 401,337,898.85
  5. Step 5: Solve for x
    x = 401,337,898.85/22,816.38
  6. Step 6: Final answer
    x = 17,589.90

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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.