Home / 36,500.72-54,750.75-11,540.78

Finding the Fourth Proportional to 36,500.72, 54,750.75 and 11,540.78

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Solution

The fourth proportional to 36,500.72, 54,750.75 and 11,540.78 is: 17,311.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,500.72 : 54,750.75 = 11,540.78 : x
  2. Step 2: Convert to fraction form
    36,500.72/54,750.75 = 11,540.78/x
  3. Step 3: Cross multiply
    36,500.72x = 54,750.75 × 11,540.78
  4. Step 4: Simplify right side
    36,500.72x = 631,866,497.46
  5. Step 5: Solve for x
    x = 631,866,497.46/36,500.72
  6. Step 6: Final answer
    x = 17,311.07

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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.