Home / 17,119.62-25,679.53-5,273.24

Finding the Fourth Proportional to 17,119.62, 25,679.53 and 5,273.24

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Solution

The fourth proportional to 17,119.62, 25,679.53 and 5,273.24 is: 7,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.62 : 25,679.53 = 5,273.24 : x
  2. Step 2: Convert to fraction form
    17,119.62/25,679.53 = 5,273.24/x
  3. Step 3: Cross multiply
    17,119.62x = 25,679.53 × 5,273.24
  4. Step 4: Simplify right side
    17,119.62x = 135,414,324.78
  5. Step 5: Solve for x
    x = 135,414,324.78/17,119.62
  6. Step 6: Final answer
    x = 7,909.89

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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.