Home / 47,557.76-71,310.72-19,834.88

Finding the Fourth Proportional to 47,557.76, 71,310.72 and 19,834.88

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Solution

The fourth proportional to 47,557.76, 71,310.72 and 19,834.88 is: 29,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,557.76 : 71,310.72 = 19,834.88 : x
  2. Step 2: Convert to fraction form
    47,557.76/71,310.72 = 19,834.88/x
  3. Step 3: Cross multiply
    47,557.76x = 71,310.72 × 19,834.88
  4. Step 4: Simplify right side
    47,557.76x = 1,414,439,573.91
  5. Step 5: Solve for x
    x = 1,414,439,573.91/47,557.76
  6. Step 6: Final answer
    x = 29,741.51

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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.