Home / 41,901.12-57,762.72-29,286.72

Finding the Fourth Proportional to 41,901.12, 57,762.72 and 29,286.72

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Solution

The fourth proportional to 41,901.12, 57,762.72 and 29,286.72 is: 40,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,901.12 : 57,762.72 = 29,286.72 : x
  2. Step 2: Convert to fraction form
    41,901.12/57,762.72 = 29,286.72/x
  3. Step 3: Cross multiply
    41,901.12x = 57,762.72 × 29,286.72
  4. Step 4: Simplify right side
    41,901.12x = 1,691,680,607.08
  5. Step 5: Solve for x
    x = 1,691,680,607.08/41,901.12
  6. Step 6: Final answer
    x = 40,373.16

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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.