Home / 33,185.96-49,661.95-20,711.83

Finding the Fourth Proportional to 33,185.96, 49,661.95 and 20,711.83

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Solution

The fourth proportional to 33,185.96, 49,661.95 and 20,711.83 is: 30,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.96 : 49,661.95 = 20,711.83 : x
  2. Step 2: Convert to fraction form
    33,185.96/49,661.95 = 20,711.83/x
  3. Step 3: Cross multiply
    33,185.96x = 49,661.95 × 20,711.83
  4. Step 4: Simplify right side
    33,185.96x = 1,028,589,865.87
  5. Step 5: Solve for x
    x = 1,028,589,865.87/33,185.96
  6. Step 6: Final answer
    x = 30,994.73

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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.