Home / 47,854.02-71,785.94-18,296.72

Finding the Fourth Proportional to 47,854.02, 71,785.94 and 18,296.72

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Solution

The fourth proportional to 47,854.02, 71,785.94 and 18,296.72 is: 27,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.02 : 71,785.94 = 18,296.72 : x
  2. Step 2: Convert to fraction form
    47,854.02/71,785.94 = 18,296.72/x
  3. Step 3: Cross multiply
    47,854.02x = 71,785.94 × 18,296.72
  4. Step 4: Simplify right side
    47,854.02x = 1,313,446,793.70
  5. Step 5: Solve for x
    x = 1,313,446,793.70/47,854.02
  6. Step 6: Final answer
    x = 27,446.95

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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.