Home / 47,832.59-71,686.42-19,720.53

Finding the Fourth Proportional to 47,832.59, 71,686.42 and 19,720.53

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Solution

The fourth proportional to 47,832.59, 71,686.42 and 19,720.53 is: 29,555.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,832.59 : 71,686.42 = 19,720.53 : x
  2. Step 2: Convert to fraction form
    47,832.59/71,686.42 = 19,720.53/x
  3. Step 3: Cross multiply
    47,832.59x = 71,686.42 × 19,720.53
  4. Step 4: Simplify right side
    47,832.59x = 1,413,694,146.90
  5. Step 5: Solve for x
    x = 1,413,694,146.90/47,832.59
  6. Step 6: Final answer
    x = 29,555.04

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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.