Home / 36,245.48-50,021.49-20,115.83

Finding the Fourth Proportional to 36,245.48, 50,021.49 and 20,115.83

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Solution

The fourth proportional to 36,245.48, 50,021.49 and 20,115.83 is: 27,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.48 : 50,021.49 = 20,115.83 : x
  2. Step 2: Convert to fraction form
    36,245.48/50,021.49 = 20,115.83/x
  3. Step 3: Cross multiply
    36,245.48x = 50,021.49 × 20,115.83
  4. Step 4: Simplify right side
    36,245.48x = 1,006,223,914.24
  5. Step 5: Solve for x
    x = 1,006,223,914.24/36,245.48
  6. Step 6: Final answer
    x = 27,761.36

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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.