Home / 27,845.10-41,766.53-9,126.54

Finding the Fourth Proportional to 27,845.10, 41,766.53 and 9,126.54

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Solution

The fourth proportional to 27,845.10, 41,766.53 and 9,126.54 is: 13,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845.10 : 41,766.53 = 9,126.54 : x
  2. Step 2: Convert to fraction form
    27,845.10/41,766.53 = 9,126.54/x
  3. Step 3: Cross multiply
    27,845.10x = 41,766.53 × 9,126.54
  4. Step 4: Simplify right side
    27,845.10x = 381,183,906.71
  5. Step 5: Solve for x
    x = 381,183,906.71/27,845.10
  6. Step 6: Final answer
    x = 13,689.44

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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.