Home / 41,742.38-57,680.86-30,392.17

Finding the Fourth Proportional to 41,742.38, 57,680.86 and 30,392.17

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Solution

The fourth proportional to 41,742.38, 57,680.86 and 30,392.17 is: 41,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,742.38 : 57,680.86 = 30,392.17 : x
  2. Step 2: Convert to fraction form
    41,742.38/57,680.86 = 30,392.17/x
  3. Step 3: Cross multiply
    41,742.38x = 57,680.86 × 30,392.17
  4. Step 4: Simplify right side
    41,742.38x = 1,753,046,502.87
  5. Step 5: Solve for x
    x = 1,753,046,502.87/41,742.38
  6. Step 6: Final answer
    x = 41,996.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.