Home / 33,286.88-49,950.07-13,305.80

Finding the Fourth Proportional to 33,286.88, 49,950.07 and 13,305.80

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Solution

The fourth proportional to 33,286.88, 49,950.07 and 13,305.80 is: 19,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.88 : 49,950.07 = 13,305.80 : x
  2. Step 2: Convert to fraction form
    33,286.88/49,950.07 = 13,305.80/x
  3. Step 3: Cross multiply
    33,286.88x = 49,950.07 × 13,305.80
  4. Step 4: Simplify right side
    33,286.88x = 664,625,733.02
  5. Step 5: Solve for x
    x = 664,625,733.02/33,286.88
  6. Step 6: Final answer
    x = 19,966.60

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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.