Home / 43,373.32-65,059.97-13,791.15

Finding the Fourth Proportional to 43,373.32, 65,059.97 and 13,791.15

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Solution

The fourth proportional to 43,373.32, 65,059.97 and 13,791.15 is: 20,686.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,373.32 : 65,059.97 = 13,791.15 : x
  2. Step 2: Convert to fraction form
    43,373.32/65,059.97 = 13,791.15/x
  3. Step 3: Cross multiply
    43,373.32x = 65,059.97 × 13,791.15
  4. Step 4: Simplify right side
    43,373.32x = 897,251,805.27
  5. Step 5: Solve for x
    x = 897,251,805.27/43,373.32
  6. Step 6: Final answer
    x = 20,686.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.