Home / 27,918.52-41,882.34-8,197.72

Finding the Fourth Proportional to 27,918.52, 41,882.34 and 8,197.72

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Solution

The fourth proportional to 27,918.52, 41,882.34 and 8,197.72 is: 12,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.52 : 41,882.34 = 8,197.72 : x
  2. Step 2: Convert to fraction form
    27,918.52/41,882.34 = 8,197.72/x
  3. Step 3: Cross multiply
    27,918.52x = 41,882.34 × 8,197.72
  4. Step 4: Simplify right side
    27,918.52x = 343,339,696.26
  5. Step 5: Solve for x
    x = 343,339,696.26/27,918.52
  6. Step 6: Final answer
    x = 12,297.92

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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.