Home / 27,273.68-40,861.08-12,494.96

Finding the Fourth Proportional to 27,273.68, 40,861.08 and 12,494.96

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Solution

The fourth proportional to 27,273.68, 40,861.08 and 12,494.96 is: 18,719.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.68 : 40,861.08 = 12,494.96 : x
  2. Step 2: Convert to fraction form
    27,273.68/40,861.08 = 12,494.96/x
  3. Step 3: Cross multiply
    27,273.68x = 40,861.08 × 12,494.96
  4. Step 4: Simplify right side
    27,273.68x = 510,557,560.16
  5. Step 5: Solve for x
    x = 510,557,560.16/27,273.68
  6. Step 6: Final answer
    x = 18,719.79

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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.