Home / 33,290.28-45,936.42-18,951.96

Finding the Fourth Proportional to 33,290.28, 45,936.42 and 18,951.96

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Solution

The fourth proportional to 33,290.28, 45,936.42 and 18,951.96 is: 26,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,290.28 : 45,936.42 = 18,951.96 : x
  2. Step 2: Convert to fraction form
    33,290.28/45,936.42 = 18,951.96/x
  3. Step 3: Cross multiply
    33,290.28x = 45,936.42 × 18,951.96
  4. Step 4: Simplify right side
    33,290.28x = 870,585,194.38
  5. Step 5: Solve for x
    x = 870,585,194.38/33,290.28
  6. Step 6: Final answer
    x = 26,151.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.