Home / 47,636.17-71,481.92-21,340.91

Finding the Fourth Proportional to 47,636.17, 71,481.92 and 21,340.91

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Solution

The fourth proportional to 47,636.17, 71,481.92 and 21,340.91 is: 32,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,636.17 : 71,481.92 = 21,340.91 : x
  2. Step 2: Convert to fraction form
    47,636.17/71,481.92 = 21,340.91/x
  3. Step 3: Cross multiply
    47,636.17x = 71,481.92 × 21,340.91
  4. Step 4: Simplify right side
    47,636.17x = 1,525,489,221.35
  5. Step 5: Solve for x
    x = 1,525,489,221.35/47,636.17
  6. Step 6: Final answer
    x = 32,023.76

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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.