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Finding the Fourth Proportional to 27,452.56, 41,178.84 and 7,731.12

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Solution

The fourth proportional to 27,452.56, 41,178.84 and 7,731.12 is: 11,596.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,452.56 : 41,178.84 = 7,731.12 : x
  2. Step 2: Convert to fraction form
    27,452.56/41,178.84 = 7,731.12/x
  3. Step 3: Cross multiply
    27,452.56x = 41,178.84 × 7,731.12
  4. Step 4: Simplify right side
    27,452.56x = 318,358,553.50
  5. Step 5: Solve for x
    x = 318,358,553.50/27,452.56
  6. Step 6: Final answer
    x = 11,596.68

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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.