Home / 36,750.76-55,150.67-13,377.20

Finding the Fourth Proportional to 36,750.76, 55,150.67 and 13,377.20

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Solution

The fourth proportional to 36,750.76, 55,150.67 and 13,377.20 is: 20,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,750.76 : 55,150.67 = 13,377.20 : x
  2. Step 2: Convert to fraction form
    36,750.76/55,150.67 = 13,377.20/x
  3. Step 3: Cross multiply
    36,750.76x = 55,150.67 × 13,377.20
  4. Step 4: Simplify right side
    36,750.76x = 737,761,610.64
  5. Step 5: Solve for x
    x = 737,761,610.64/36,750.76
  6. Step 6: Final answer
    x = 20,074.73

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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.