Home / 47,691.02-71,562.45-20,008.46

Finding the Fourth Proportional to 47,691.02, 71,562.45 and 20,008.46

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Solution

The fourth proportional to 47,691.02, 71,562.45 and 20,008.46 is: 30,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.02 : 71,562.45 = 20,008.46 : x
  2. Step 2: Convert to fraction form
    47,691.02/71,562.45 = 20,008.46/x
  3. Step 3: Cross multiply
    47,691.02x = 71,562.45 × 20,008.46
  4. Step 4: Simplify right side
    47,691.02x = 1,431,854,418.33
  5. Step 5: Solve for x
    x = 1,431,854,418.33/47,691.02
  6. Step 6: Final answer
    x = 30,023.56

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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.