Home / 33,182.84-49,657.28-20,708.70

Finding the Fourth Proportional to 33,182.84, 49,657.28 and 20,708.70

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Solution

The fourth proportional to 33,182.84, 49,657.28 and 20,708.70 is: 30,990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,182.84 : 49,657.28 = 20,708.70 : x
  2. Step 2: Convert to fraction form
    33,182.84/49,657.28 = 20,708.70/x
  3. Step 3: Cross multiply
    33,182.84x = 49,657.28 × 20,708.70
  4. Step 4: Simplify right side
    33,182.84x = 1,028,337,610.79
  5. Step 5: Solve for x
    x = 1,028,337,610.79/33,182.84
  6. Step 6: Final answer
    x = 30,990.05

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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.