Home / 41,355.46-57,086.76-29,318.86

Finding the Fourth Proportional to 41,355.46, 57,086.76 and 29,318.86

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Solution

The fourth proportional to 41,355.46, 57,086.76 and 29,318.86 is: 40,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,355.46 : 57,086.76 = 29,318.86 : x
  2. Step 2: Convert to fraction form
    41,355.46/57,086.76 = 29,318.86/x
  3. Step 3: Cross multiply
    41,355.46x = 57,086.76 × 29,318.86
  4. Step 4: Simplify right side
    41,355.46x = 1,673,718,724.29
  5. Step 5: Solve for x
    x = 1,673,718,724.29/41,355.46
  6. Step 6: Final answer
    x = 40,471.53

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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.