Home / 47,445.30-71,168.42-19,357.85

Finding the Fourth Proportional to 47,445.30, 71,168.42 and 19,357.85

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Solution

The fourth proportional to 47,445.30, 71,168.42 and 19,357.85 is: 29,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,445.30 : 71,168.42 = 19,357.85 : x
  2. Step 2: Convert to fraction form
    47,445.30/71,168.42 = 19,357.85/x
  3. Step 3: Cross multiply
    47,445.30x = 71,168.42 × 19,357.85
  4. Step 4: Simplify right side
    47,445.30x = 1,377,667,825.41
  5. Step 5: Solve for x
    x = 1,377,667,825.41/47,445.30
  6. Step 6: Final answer
    x = 29,036.97

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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.