Home / 17,147.38-25,723.95-5,464.18

Finding the Fourth Proportional to 17,147.38, 25,723.95 and 5,464.18

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Solution

The fourth proportional to 17,147.38, 25,723.95 and 5,464.18 is: 8,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147.38 : 25,723.95 = 5,464.18 : x
  2. Step 2: Convert to fraction form
    17,147.38/25,723.95 = 5,464.18/x
  3. Step 3: Cross multiply
    17,147.38x = 25,723.95 × 5,464.18
  4. Step 4: Simplify right side
    17,147.38x = 140,560,293.11
  5. Step 5: Solve for x
    x = 140,560,293.11/17,147.38
  6. Step 6: Final answer
    x = 8,197.19

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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.