Home / 33,936.68-50,857.56-28,912.88

Finding the Fourth Proportional to 33,936.68, 50,857.56 and 28,912.88

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Solution

The fourth proportional to 33,936.68, 50,857.56 and 28,912.88 is: 43,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,936.68 : 50,857.56 = 28,912.88 : x
  2. Step 2: Convert to fraction form
    33,936.68/50,857.56 = 28,912.88/x
  3. Step 3: Cross multiply
    33,936.68x = 50,857.56 × 28,912.88
  4. Step 4: Simplify right side
    33,936.68x = 1,470,438,529.37
  5. Step 5: Solve for x
    x = 1,470,438,529.37/33,936.68
  6. Step 6: Final answer
    x = 43,328.89

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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.