Home / 47,672.20-71,508.30-36,634.60

Finding the Fourth Proportional to 47,672.20, 71,508.30 and 36,634.60

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Solution

The fourth proportional to 47,672.20, 71,508.30 and 36,634.60 is: 54,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.20 : 71,508.30 = 36,634.60 : x
  2. Step 2: Convert to fraction form
    47,672.20/71,508.30 = 36,634.60/x
  3. Step 3: Cross multiply
    47,672.20x = 71,508.30 × 36,634.60
  4. Step 4: Simplify right side
    47,672.20x = 2,619,677,967.18
  5. Step 5: Solve for x
    x = 2,619,677,967.18/47,672.20
  6. Step 6: Final answer
    x = 54,951.90

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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.