Home / 45,154.69-67,734.92-15,167.71

Finding the Fourth Proportional to 45,154.69, 67,734.92 and 15,167.71

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Solution

The fourth proportional to 45,154.69, 67,734.92 and 15,167.71 is: 22,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,154.69 : 67,734.92 = 15,167.71 : x
  2. Step 2: Convert to fraction form
    45,154.69/67,734.92 = 15,167.71/x
  3. Step 3: Cross multiply
    45,154.69x = 67,734.92 × 15,167.71
  4. Step 4: Simplify right side
    45,154.69x = 1,027,383,623.43
  5. Step 5: Solve for x
    x = 1,027,383,623.43/45,154.69
  6. Step 6: Final answer
    x = 22,752.53

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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.