Home / 27,207.64-40,806.19-7,481.17

Finding the Fourth Proportional to 27,207.64, 40,806.19 and 7,481.17

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Solution

The fourth proportional to 27,207.64, 40,806.19 and 7,481.17 is: 11,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.64 : 40,806.19 = 7,481.17 : x
  2. Step 2: Convert to fraction form
    27,207.64/40,806.19 = 7,481.17/x
  3. Step 3: Cross multiply
    27,207.64x = 40,806.19 × 7,481.17
  4. Step 4: Simplify right side
    27,207.64x = 305,278,044.44
  5. Step 5: Solve for x
    x = 305,278,044.44/27,207.64
  6. Step 6: Final answer
    x = 11,220.31

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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.