Home / 36,474.48-54,711.72-28,166.61

Finding the Fourth Proportional to 36,474.48, 54,711.72 and 28,166.61

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Solution

The fourth proportional to 36,474.48, 54,711.72 and 28,166.61 is: 42,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,474.48 : 54,711.72 = 28,166.61 : x
  2. Step 2: Convert to fraction form
    36,474.48/54,711.72 = 28,166.61/x
  3. Step 3: Cross multiply
    36,474.48x = 54,711.72 × 28,166.61
  4. Step 4: Simplify right side
    36,474.48x = 1,541,043,712.85
  5. Step 5: Solve for x
    x = 1,541,043,712.85/36,474.48
  6. Step 6: Final answer
    x = 42,249.92

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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.