Home / 41,520.82-57,281.26-28,952.86

Finding the Fourth Proportional to 41,520.82, 57,281.26 and 28,952.86

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Solution

The fourth proportional to 41,520.82, 57,281.26 and 28,952.86 is: 39,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.82 : 57,281.26 = 28,952.86 : x
  2. Step 2: Convert to fraction form
    41,520.82/57,281.26 = 28,952.86/x
  3. Step 3: Cross multiply
    41,520.82x = 57,281.26 × 28,952.86
  4. Step 4: Simplify right side
    41,520.82x = 1,658,456,301.40
  5. Step 5: Solve for x
    x = 1,658,456,301.40/41,520.82
  6. Step 6: Final answer
    x = 39,942.76

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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.