Home / 27,458.54-41,198.97-9,929.78

Finding the Fourth Proportional to 27,458.54, 41,198.97 and 9,929.78

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Solution

The fourth proportional to 27,458.54, 41,198.97 and 9,929.78 is: 14,898.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.54 : 41,198.97 = 9,929.78 : x
  2. Step 2: Convert to fraction form
    27,458.54/41,198.97 = 9,929.78/x
  3. Step 3: Cross multiply
    27,458.54x = 41,198.97 × 9,929.78
  4. Step 4: Simplify right side
    27,458.54x = 409,096,708.33
  5. Step 5: Solve for x
    x = 409,096,708.33/27,458.54
  6. Step 6: Final answer
    x = 14,898.71

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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.