Home / 33,857.28-50,790.64-14,131.32

Finding the Fourth Proportional to 33,857.28, 50,790.64 and 14,131.32

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Solution

The fourth proportional to 33,857.28, 50,790.64 and 14,131.32 is: 21,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,857.28 : 50,790.64 = 14,131.32 : x
  2. Step 2: Convert to fraction form
    33,857.28/50,790.64 = 14,131.32/x
  3. Step 3: Cross multiply
    33,857.28x = 50,790.64 × 14,131.32
  4. Step 4: Simplify right side
    33,857.28x = 717,738,786.84
  5. Step 5: Solve for x
    x = 717,738,786.84/33,857.28
  6. Step 6: Final answer
    x = 21,198.95

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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.