Home / 33,657.12-50,485.68-18,843.84

Finding the Fourth Proportional to 33,657.12, 50,485.68 and 18,843.84

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Solution

The fourth proportional to 33,657.12, 50,485.68 and 18,843.84 is: 28,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,657.12 : 50,485.68 = 18,843.84 : x
  2. Step 2: Convert to fraction form
    33,657.12/50,485.68 = 18,843.84/x
  3. Step 3: Cross multiply
    33,657.12x = 50,485.68 × 18,843.84
  4. Step 4: Simplify right side
    33,657.12x = 951,344,076.21
  5. Step 5: Solve for x
    x = 951,344,076.21/33,657.12
  6. Step 6: Final answer
    x = 28,265.76

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1.5x scale

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.