Home / 33,400.82-50,104.51-9,708.57

Finding the Fourth Proportional to 33,400.82, 50,104.51 and 9,708.57

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Solution

The fourth proportional to 33,400.82, 50,104.51 and 9,708.57 is: 14,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,400.82 : 50,104.51 = 9,708.57 : x
  2. Step 2: Convert to fraction form
    33,400.82/50,104.51 = 9,708.57/x
  3. Step 3: Cross multiply
    33,400.82x = 50,104.51 × 9,708.57
  4. Step 4: Simplify right side
    33,400.82x = 486,443,142.65
  5. Step 5: Solve for x
    x = 486,443,142.65/33,400.82
  6. Step 6: Final answer
    x = 14,563.81

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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.