Home / 45,154.19-67,734.17-15,167.21

Finding the Fourth Proportional to 45,154.19, 67,734.17 and 15,167.21

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Solution

The fourth proportional to 45,154.19, 67,734.17 and 15,167.21 is: 22,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,154.19 : 67,734.17 = 15,167.21 : x
  2. Step 2: Convert to fraction form
    45,154.19/67,734.17 = 15,167.21/x
  3. Step 3: Cross multiply
    45,154.19x = 67,734.17 × 15,167.21
  4. Step 4: Simplify right side
    45,154.19x = 1,027,338,380.57
  5. Step 5: Solve for x
    x = 1,027,338,380.57/45,154.19
  6. Step 6: Final answer
    x = 22,751.78

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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.