Home / 17,010.10-25,517.55-5,322.10

Finding the Fourth Proportional to 17,010.10, 25,517.55 and 5,322.10

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Solution

The fourth proportional to 17,010.10, 25,517.55 and 5,322.10 is: 7,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,010.10 : 25,517.55 = 5,322.10 : x
  2. Step 2: Convert to fraction form
    17,010.10/25,517.55 = 5,322.10/x
  3. Step 3: Cross multiply
    17,010.10x = 25,517.55 × 5,322.10
  4. Step 4: Simplify right side
    17,010.10x = 135,806,952.86
  5. Step 5: Solve for x
    x = 135,806,952.86/17,010.10
  6. Step 6: Final answer
    x = 7,983.90

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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.