Home / 27,387.67-41,102.29-18,481.92

Finding the Fourth Proportional to 27,387.67, 41,102.29 and 18,481.92

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Solution

The fourth proportional to 27,387.67, 41,102.29 and 18,481.92 is: 27,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387.67 : 41,102.29 = 18,481.92 : x
  2. Step 2: Convert to fraction form
    27,387.67/41,102.29 = 18,481.92/x
  3. Step 3: Cross multiply
    27,387.67x = 41,102.29 × 18,481.92
  4. Step 4: Simplify right side
    27,387.67x = 759,649,231.81
  5. Step 5: Solve for x
    x = 759,649,231.81/27,387.67
  6. Step 6: Final answer
    x = 27,736.91

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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.