Home / 33,209.38-49,820.96-15,669.64

Finding the Fourth Proportional to 33,209.38, 49,820.96 and 15,669.64

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Solution

The fourth proportional to 33,209.38, 49,820.96 and 15,669.64 is: 23,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.38 : 49,820.96 = 15,669.64 : x
  2. Step 2: Convert to fraction form
    33,209.38/49,820.96 = 15,669.64/x
  3. Step 3: Cross multiply
    33,209.38x = 49,820.96 × 15,669.64
  4. Step 4: Simplify right side
    33,209.38x = 780,676,507.65
  5. Step 5: Solve for x
    x = 780,676,507.65/33,209.38
  6. Step 6: Final answer
    x = 23,507.71

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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.