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Finding the Fourth Proportional to 27,324.32, 40,987.00 and 8,604.97

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Solution

The fourth proportional to 27,324.32, 40,987.00 and 8,604.97 is: 12,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,324.32 : 40,987.00 = 8,604.97 : x
  2. Step 2: Convert to fraction form
    27,324.32/40,987.00 = 8,604.97/x
  3. Step 3: Cross multiply
    27,324.32x = 40,987.00 × 8,604.97
  4. Step 4: Simplify right side
    27,324.32x = 352,691,765.28
  5. Step 5: Solve for x
    x = 352,691,765.28/27,324.32
  6. Step 6: Final answer
    x = 12,907.61

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1.5x scale

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.