Home / 47,672.22-71,498.21-18,079.68

Finding the Fourth Proportional to 47,672.22, 71,498.21 and 18,079.68

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Solution

The fourth proportional to 47,672.22, 71,498.21 and 18,079.68 is: 27,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.22 : 71,498.21 = 18,079.68 : x
  2. Step 2: Convert to fraction form
    47,672.22/71,498.21 = 18,079.68/x
  3. Step 3: Cross multiply
    47,672.22x = 71,498.21 × 18,079.68
  4. Step 4: Simplify right side
    47,672.22x = 1,292,664,666.97
  5. Step 5: Solve for x
    x = 1,292,664,666.97/47,672.22
  6. Step 6: Final answer
    x = 27,115.68

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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.