Home / 41,676.87-57,454.20-29,719.47

Finding the Fourth Proportional to 41,676.87, 57,454.20 and 29,719.47

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Solution

The fourth proportional to 41,676.87, 57,454.20 and 29,719.47 is: 40,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,676.87 : 57,454.20 = 29,719.47 : x
  2. Step 2: Convert to fraction form
    41,676.87/57,454.20 = 29,719.47/x
  3. Step 3: Cross multiply
    41,676.87x = 57,454.20 × 29,719.47
  4. Step 4: Simplify right side
    41,676.87x = 1,707,508,373.27
  5. Step 5: Solve for x
    x = 1,707,508,373.27/41,676.87
  6. Step 6: Final answer
    x = 40,970.17

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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.