Home / 27,645.47-41,468.20-9,177.47

Finding the Fourth Proportional to 27,645.47, 41,468.20 and 9,177.47

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Solution

The fourth proportional to 27,645.47, 41,468.20 and 9,177.47 is: 13,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,645.47 : 41,468.20 = 9,177.47 : x
  2. Step 2: Convert to fraction form
    27,645.47/41,468.20 = 9,177.47/x
  3. Step 3: Cross multiply
    27,645.47x = 41,468.20 × 9,177.47
  4. Step 4: Simplify right side
    27,645.47x = 380,573,138.30
  5. Step 5: Solve for x
    x = 380,573,138.30/27,645.47
  6. Step 6: Final answer
    x = 13,766.20

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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.