Home / 50,761.92-76,146.72-15,705.12

Finding the Fourth Proportional to 50,761.92, 76,146.72 and 15,705.12

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Solution

The fourth proportional to 50,761.92, 76,146.72 and 15,705.12 is: 23,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,761.92 : 76,146.72 = 15,705.12 : x
  2. Step 2: Convert to fraction form
    50,761.92/76,146.72 = 15,705.12/x
  3. Step 3: Cross multiply
    50,761.92x = 76,146.72 × 15,705.12
  4. Step 4: Simplify right side
    50,761.92x = 1,195,893,375.21
  5. Step 5: Solve for x
    x = 1,195,893,375.21/50,761.92
  6. Step 6: Final answer
    x = 23,558.87

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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.