Home / 40,195.45-60,259.15-15,221.73

Finding the Fourth Proportional to 40,195.45, 60,259.15 and 15,221.73

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Solution

The fourth proportional to 40,195.45, 60,259.15 and 15,221.73 is: 22,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,195.45 : 60,259.15 = 15,221.73 : x
  2. Step 2: Convert to fraction form
    40,195.45/60,259.15 = 15,221.73/x
  3. Step 3: Cross multiply
    40,195.45x = 60,259.15 × 15,221.73
  4. Step 4: Simplify right side
    40,195.45x = 917,248,511.33
  5. Step 5: Solve for x
    x = 917,248,511.33/40,195.45
  6. Step 6: Final answer
    x = 22,819.71

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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.