Home / 36,872.48-50,884.32-20,105.60

Finding the Fourth Proportional to 36,872.48, 50,884.32 and 20,105.60

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Solution

The fourth proportional to 36,872.48, 50,884.32 and 20,105.60 is: 27,745.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872.48 : 50,884.32 = 20,105.60 : x
  2. Step 2: Convert to fraction form
    36,872.48/50,884.32 = 20,105.60/x
  3. Step 3: Cross multiply
    36,872.48x = 50,884.32 × 20,105.60
  4. Step 4: Simplify right side
    36,872.48x = 1,023,059,784.19
  5. Step 5: Solve for x
    x = 1,023,059,784.19/36,872.48
  6. Step 6: Final answer
    x = 27,745.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.