Home / 33,107.01-49,682.37-15,578.21

Finding the Fourth Proportional to 33,107.01, 49,682.37 and 15,578.21

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Solution

The fourth proportional to 33,107.01, 49,682.37 and 15,578.21 is: 23,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.01 : 49,682.37 = 15,578.21 : x
  2. Step 2: Convert to fraction form
    33,107.01/49,682.37 = 15,578.21/x
  3. Step 3: Cross multiply
    33,107.01x = 49,682.37 × 15,578.21
  4. Step 4: Simplify right side
    33,107.01x = 773,962,144.75
  5. Step 5: Solve for x
    x = 773,962,144.75/33,107.01
  6. Step 6: Final answer
    x = 23,377.59

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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.