Home / 33,911.46-50,863.95-20,757.06

Finding the Fourth Proportional to 33,911.46, 50,863.95 and 20,757.06

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Solution

The fourth proportional to 33,911.46, 50,863.95 and 20,757.06 is: 31,133.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,911.46 : 50,863.95 = 20,757.06 : x
  2. Step 2: Convert to fraction form
    33,911.46/50,863.95 = 20,757.06/x
  3. Step 3: Cross multiply
    33,911.46x = 50,863.95 × 20,757.06
  4. Step 4: Simplify right side
    33,911.46x = 1,055,786,061.99
  5. Step 5: Solve for x
    x = 1,055,786,061.99/33,911.46
  6. Step 6: Final answer
    x = 31,133.61

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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.