Home / 33,115.37-49,654.60-10,922.79

Finding the Fourth Proportional to 33,115.37, 49,654.60 and 10,922.79

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Solution

The fourth proportional to 33,115.37, 49,654.60 and 10,922.79 is: 16,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,115.37 : 49,654.60 = 10,922.79 : x
  2. Step 2: Convert to fraction form
    33,115.37/49,654.60 = 10,922.79/x
  3. Step 3: Cross multiply
    33,115.37x = 49,654.60 × 10,922.79
  4. Step 4: Simplify right side
    33,115.37x = 542,366,768.33
  5. Step 5: Solve for x
    x = 542,366,768.33/33,115.37
  6. Step 6: Final answer
    x = 16,378.10

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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.