Home / 17,719.75-24,453.26-9,761.97

Finding the Fourth Proportional to 17,719.75, 24,453.26 and 9,761.97

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Solution

The fourth proportional to 17,719.75, 24,453.26 and 9,761.97 is: 13,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.75 : 24,453.26 = 9,761.97 : x
  2. Step 2: Convert to fraction form
    17,719.75/24,453.26 = 9,761.97/x
  3. Step 3: Cross multiply
    17,719.75x = 24,453.26 × 9,761.97
  4. Step 4: Simplify right side
    17,719.75x = 238,711,990.52
  5. Step 5: Solve for x
    x = 238,711,990.52/17,719.75
  6. Step 6: Final answer
    x = 13,471.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.