Home / 28,825.26-43,231.11-11,049.66

Finding the Fourth Proportional to 28,825.26, 43,231.11 and 11,049.66

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Solution

The fourth proportional to 28,825.26, 43,231.11 and 11,049.66 is: 16,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.26 : 43,231.11 = 11,049.66 : x
  2. Step 2: Convert to fraction form
    28,825.26/43,231.11 = 11,049.66/x
  3. Step 3: Cross multiply
    28,825.26x = 43,231.11 × 11,049.66
  4. Step 4: Simplify right side
    28,825.26x = 477,689,066.92
  5. Step 5: Solve for x
    x = 477,689,066.92/28,825.26
  6. Step 6: Final answer
    x = 16,571.89

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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.