Home / 47,672.97-71,499.33-18,080.43

Finding the Fourth Proportional to 47,672.97, 71,499.33 and 18,080.43

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Solution

The fourth proportional to 47,672.97, 71,499.33 and 18,080.43 is: 27,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.97 : 71,499.33 = 18,080.43 : x
  2. Step 2: Convert to fraction form
    47,672.97/71,499.33 = 18,080.43/x
  3. Step 3: Cross multiply
    47,672.97x = 71,499.33 × 18,080.43
  4. Step 4: Simplify right side
    47,672.97x = 1,292,738,631.11
  5. Step 5: Solve for x
    x = 1,292,738,631.11/47,672.97
  6. Step 6: Final answer
    x = 27,116.80

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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.