Home / 39,751.68-54,819.61-26,115.73

Finding the Fourth Proportional to 39,751.68, 54,819.61 and 26,115.73

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Solution

The fourth proportional to 39,751.68, 54,819.61 and 26,115.73 is: 36,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,751.68 : 54,819.61 = 26,115.73 : x
  2. Step 2: Convert to fraction form
    39,751.68/54,819.61 = 26,115.73/x
  3. Step 3: Cross multiply
    39,751.68x = 54,819.61 × 26,115.73
  4. Step 4: Simplify right side
    39,751.68x = 1,431,654,133.47
  5. Step 5: Solve for x
    x = 1,431,654,133.47/39,751.68
  6. Step 6: Final answer
    x = 36,014.93

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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.