Home / 27,171.72-40,757.76-7,452.36

Finding the Fourth Proportional to 27,171.72, 40,757.76 and 7,452.36

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Solution

The fourth proportional to 27,171.72, 40,757.76 and 7,452.36 is: 11,178.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171.72 : 40,757.76 = 7,452.36 : x
  2. Step 2: Convert to fraction form
    27,171.72/40,757.76 = 7,452.36/x
  3. Step 3: Cross multiply
    27,171.72x = 40,757.76 × 7,452.36
  4. Step 4: Simplify right side
    27,171.72x = 303,741,500.31
  5. Step 5: Solve for x
    x = 303,741,500.31/27,171.72
  6. Step 6: Final answer
    x = 11,178.59

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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.