Home / 27,178.94-40,757.48-8,452.76

Finding the Fourth Proportional to 27,178.94, 40,757.48 and 8,452.76

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Solution

The fourth proportional to 27,178.94, 40,757.48 and 8,452.76 is: 12,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178.94 : 40,757.48 = 8,452.76 : x
  2. Step 2: Convert to fraction form
    27,178.94/40,757.48 = 8,452.76/x
  3. Step 3: Cross multiply
    27,178.94x = 40,757.48 × 8,452.76
  4. Step 4: Simplify right side
    27,178.94x = 344,512,982.29
  5. Step 5: Solve for x
    x = 344,512,982.29/27,178.94
  6. Step 6: Final answer
    x = 12,675.73

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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.