Home / 33,182.65-49,657.03-20,708.54

Finding the Fourth Proportional to 33,182.65, 49,657.03 and 20,708.54

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Solution

The fourth proportional to 33,182.65, 49,657.03 and 20,708.54 is: 30,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,182.65 : 49,657.03 = 20,708.54 : x
  2. Step 2: Convert to fraction form
    33,182.65/49,657.03 = 20,708.54/x
  3. Step 3: Cross multiply
    33,182.65x = 49,657.03 × 20,708.54
  4. Step 4: Simplify right side
    33,182.65x = 1,028,324,291.98
  5. Step 5: Solve for x
    x = 1,028,324,291.98/33,182.65
  6. Step 6: Final answer
    x = 30,989.82

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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.