Home / 47,691.06-65,812.41-26,469.78

Finding the Fourth Proportional to 47,691.06, 65,812.41 and 26,469.78

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Solution

The fourth proportional to 47,691.06, 65,812.41 and 26,469.78 is: 36,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.06 : 65,812.41 = 26,469.78 : x
  2. Step 2: Convert to fraction form
    47,691.06/65,812.41 = 26,469.78/x
  3. Step 3: Cross multiply
    47,691.06x = 65,812.41 × 26,469.78
  4. Step 4: Simplify right side
    47,691.06x = 1,742,040,013.97
  5. Step 5: Solve for x
    x = 1,742,040,013.97/47,691.06
  6. Step 6: Final answer
    x = 36,527.60

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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.