Home / 16,517.44-24,775.26-5,422.66

Finding the Fourth Proportional to 16,517.44, 24,775.26 and 5,422.66

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Solution

The fourth proportional to 16,517.44, 24,775.26 and 5,422.66 is: 8,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,517.44 : 24,775.26 = 5,422.66 : x
  2. Step 2: Convert to fraction form
    16,517.44/24,775.26 = 5,422.66/x
  3. Step 3: Cross multiply
    16,517.44x = 24,775.26 × 5,422.66
  4. Step 4: Simplify right side
    16,517.44x = 134,347,811.39
  5. Step 5: Solve for x
    x = 134,347,811.39/16,517.44
  6. Step 6: Final answer
    x = 8,133.69

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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.