Home / 27,234.53-40,794.38-12,455.88

Finding the Fourth Proportional to 27,234.53, 40,794.38 and 12,455.88

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Solution

The fourth proportional to 27,234.53, 40,794.38 and 12,455.88 is: 18,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,234.53 : 40,794.38 = 12,455.88 : x
  2. Step 2: Convert to fraction form
    27,234.53/40,794.38 = 12,455.88/x
  3. Step 3: Cross multiply
    27,234.53x = 40,794.38 × 12,455.88
  4. Step 4: Simplify right side
    27,234.53x = 508,129,839.68
  5. Step 5: Solve for x
    x = 508,129,839.68/27,234.53
  6. Step 6: Final answer
    x = 18,657.56

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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.