Home / 33,292.12-49,918.86-15,761.80

Finding the Fourth Proportional to 33,292.12, 49,918.86 and 15,761.80

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Solution

The fourth proportional to 33,292.12, 49,918.86 and 15,761.80 is: 23,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,292.12 : 49,918.86 = 15,761.80 : x
  2. Step 2: Convert to fraction form
    33,292.12/49,918.86 = 15,761.80/x
  3. Step 3: Cross multiply
    33,292.12x = 49,918.86 × 15,761.80
  4. Step 4: Simplify right side
    33,292.12x = 786,811,087.55
  5. Step 5: Solve for x
    x = 786,811,087.55/33,292.12
  6. Step 6: Final answer
    x = 23,633.55

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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.