Home / 36,749.24-55,123.66-13,375.68

Finding the Fourth Proportional to 36,749.24, 55,123.66 and 13,375.68

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Solution

The fourth proportional to 36,749.24, 55,123.66 and 13,375.68 is: 20,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.24 : 55,123.66 = 13,375.68 : x
  2. Step 2: Convert to fraction form
    36,749.24/55,123.66 = 13,375.68/x
  3. Step 3: Cross multiply
    36,749.24x = 55,123.66 × 13,375.68
  4. Step 4: Simplify right side
    36,749.24x = 737,316,403.15
  5. Step 5: Solve for x
    x = 737,316,403.15/36,749.24
  6. Step 6: Final answer
    x = 20,063.44

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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.