Home / 47,815.52-71,755.92-16,650.76

Finding the Fourth Proportional to 47,815.52, 71,755.92 and 16,650.76

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Solution

The fourth proportional to 47,815.52, 71,755.92 and 16,650.76 is: 24,987.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,815.52 : 71,755.92 = 16,650.76 : x
  2. Step 2: Convert to fraction form
    47,815.52/71,755.92 = 16,650.76/x
  3. Step 3: Cross multiply
    47,815.52x = 71,755.92 × 16,650.76
  4. Step 4: Simplify right side
    47,815.52x = 1,194,790,602.50
  5. Step 5: Solve for x
    x = 1,194,790,602.50/47,815.52
  6. Step 6: Final answer
    x = 24,987.51

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1.5x scale

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.