Home / 24,729.92-34,127.24-13,399.70

Finding the Fourth Proportional to 24,729.92, 34,127.24 and 13,399.70

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Solution

The fourth proportional to 24,729.92, 34,127.24 and 13,399.70 is: 18,491.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,729.92 : 34,127.24 = 13,399.70 : x
  2. Step 2: Convert to fraction form
    24,729.92/34,127.24 = 13,399.70/x
  3. Step 3: Cross multiply
    24,729.92x = 34,127.24 × 13,399.70
  4. Step 4: Simplify right side
    24,729.92x = 457,294,777.83
  5. Step 5: Solve for x
    x = 457,294,777.83/24,729.92
  6. Step 6: Final answer
    x = 18,491.56

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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.