Home / 33,868.26-50,782.34-13,871.79

Finding the Fourth Proportional to 33,868.26, 50,782.34 and 13,871.79

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Solution

The fourth proportional to 33,868.26, 50,782.34 and 13,871.79 is: 20,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.26 : 50,782.34 = 13,871.79 : x
  2. Step 2: Convert to fraction form
    33,868.26/50,782.34 = 13,871.79/x
  3. Step 3: Cross multiply
    33,868.26x = 50,782.34 × 13,871.79
  4. Step 4: Simplify right side
    33,868.26x = 704,441,990.87
  5. Step 5: Solve for x
    x = 704,441,990.87/33,868.26
  6. Step 6: Final answer
    x = 20,799.47

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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.