Home / 29,839.12-44,661.30-21,939.54

Finding the Fourth Proportional to 29,839.12, 44,661.30 and 21,939.54

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Solution

The fourth proportional to 29,839.12, 44,661.30 and 21,939.54 is: 32,837.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,839.12 : 44,661.30 = 21,939.54 : x
  2. Step 2: Convert to fraction form
    29,839.12/44,661.30 = 21,939.54/x
  3. Step 3: Cross multiply
    29,839.12x = 44,661.30 × 21,939.54
  4. Step 4: Simplify right side
    29,839.12x = 979,848,377.80
  5. Step 5: Solve for x
    x = 979,848,377.80/29,839.12
  6. Step 6: Final answer
    x = 32,837.71

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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.