Home / 29,113.97-43,687.89-12,245.75

Finding the Fourth Proportional to 29,113.97, 43,687.89 and 12,245.75

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Solution

The fourth proportional to 29,113.97, 43,687.89 and 12,245.75 is: 18,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113.97 : 43,687.89 = 12,245.75 : x
  2. Step 2: Convert to fraction form
    29,113.97/43,687.89 = 12,245.75/x
  3. Step 3: Cross multiply
    29,113.97x = 43,687.89 × 12,245.75
  4. Step 4: Simplify right side
    29,113.97x = 534,990,760.53
  5. Step 5: Solve for x
    x = 534,990,760.53/29,113.97
  6. Step 6: Final answer
    x = 18,375.74

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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.