Home / 27,470.76-41,196.29-11,879.88

Finding the Fourth Proportional to 27,470.76, 41,196.29 and 11,879.88

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Solution

The fourth proportional to 27,470.76, 41,196.29 and 11,879.88 is: 17,815.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470.76 : 41,196.29 = 11,879.88 : x
  2. Step 2: Convert to fraction form
    27,470.76/41,196.29 = 11,879.88/x
  3. Step 3: Cross multiply
    27,470.76x = 41,196.29 × 11,879.88
  4. Step 4: Simplify right side
    27,470.76x = 489,406,922.25
  5. Step 5: Solve for x
    x = 489,406,922.25/27,470.76
  6. Step 6: Final answer
    x = 17,815.56

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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.