Home / 24,577.80-36,872.19-13,478.79

Finding the Fourth Proportional to 24,577.80, 36,872.19 and 13,478.79

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Solution

The fourth proportional to 24,577.80, 36,872.19 and 13,478.79 is: 20,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,577.80 : 36,872.19 = 13,478.79 : x
  2. Step 2: Convert to fraction form
    24,577.80/36,872.19 = 13,478.79/x
  3. Step 3: Cross multiply
    24,577.80x = 36,872.19 × 13,478.79
  4. Step 4: Simplify right side
    24,577.80x = 496,992,505.85
  5. Step 5: Solve for x
    x = 496,992,505.85/24,577.80
  6. Step 6: Final answer
    x = 20,221.20

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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.