Home / 36,839.72-55,270.36-11,879.27

Finding the Fourth Proportional to 36,839.72, 55,270.36 and 11,879.27

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Solution

The fourth proportional to 36,839.72, 55,270.36 and 11,879.27 is: 17,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,839.72 : 55,270.36 = 11,879.27 : x
  2. Step 2: Convert to fraction form
    36,839.72/55,270.36 = 11,879.27/x
  3. Step 3: Cross multiply
    36,839.72x = 55,270.36 × 11,879.27
  4. Step 4: Simplify right side
    36,839.72x = 656,571,253.09
  5. Step 5: Solve for x
    x = 656,571,253.09/36,839.72
  6. Step 6: Final answer
    x = 17,822.37

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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.