Home / 17,481.28-26,224.08-5,791.36

Finding the Fourth Proportional to 17,481.28, 26,224.08 and 5,791.36

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Solution

The fourth proportional to 17,481.28, 26,224.08 and 5,791.36 is: 8,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,481.28 : 26,224.08 = 5,791.36 : x
  2. Step 2: Convert to fraction form
    17,481.28/26,224.08 = 5,791.36/x
  3. Step 3: Cross multiply
    17,481.28x = 26,224.08 × 5,791.36
  4. Step 4: Simplify right side
    17,481.28x = 151,873,087.95
  5. Step 5: Solve for x
    x = 151,873,087.95/17,481.28
  6. Step 6: Final answer
    x = 8,687.76

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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.