Home / 24,729.50-34,126.68-13,399.29

Finding the Fourth Proportional to 24,729.50, 34,126.68 and 13,399.29

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Solution

The fourth proportional to 24,729.50, 34,126.68 and 13,399.29 is: 18,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,729.50 : 34,126.68 = 13,399.29 : x
  2. Step 2: Convert to fraction form
    24,729.50/34,126.68 = 13,399.29/x
  3. Step 3: Cross multiply
    24,729.50x = 34,126.68 × 13,399.29
  4. Step 4: Simplify right side
    24,729.50x = 457,273,332.30
  5. Step 5: Solve for x
    x = 457,273,332.30/24,729.50
  6. Step 6: Final answer
    x = 18,491.00

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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.