Home / 43,928.97-65,896.36-17,272.86

Finding the Fourth Proportional to 43,928.97, 65,896.36 and 17,272.86

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Solution

The fourth proportional to 43,928.97, 65,896.36 and 17,272.86 is: 25,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,928.97 : 65,896.36 = 17,272.86 : x
  2. Step 2: Convert to fraction form
    43,928.97/65,896.36 = 17,272.86/x
  3. Step 3: Cross multiply
    43,928.97x = 65,896.36 × 17,272.86
  4. Step 4: Simplify right side
    43,928.97x = 1,138,218,451.74
  5. Step 5: Solve for x
    x = 1,138,218,451.74/43,928.97
  6. Step 6: Final answer
    x = 25,910.43

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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.