Home / 28,835.92-39,800.82-16,267.96

Finding the Fourth Proportional to 28,835.92, 39,800.82 and 16,267.96

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Solution

The fourth proportional to 28,835.92, 39,800.82 and 16,267.96 is: 22,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.92 : 39,800.82 = 16,267.96 : x
  2. Step 2: Convert to fraction form
    28,835.92/39,800.82 = 16,267.96/x
  3. Step 3: Cross multiply
    28,835.92x = 39,800.82 × 16,267.96
  4. Step 4: Simplify right side
    28,835.92x = 647,478,147.73
  5. Step 5: Solve for x
    x = 647,478,147.73/28,835.92
  6. Step 6: Final answer
    x = 22,453.88

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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.