Home / 33,067.97-45,626.69-19,643.75

Finding the Fourth Proportional to 33,067.97, 45,626.69 and 19,643.75

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Solution

The fourth proportional to 33,067.97, 45,626.69 and 19,643.75 is: 27,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,067.97 : 45,626.69 = 19,643.75 : x
  2. Step 2: Convert to fraction form
    33,067.97/45,626.69 = 19,643.75/x
  3. Step 3: Cross multiply
    33,067.97x = 45,626.69 × 19,643.75
  4. Step 4: Simplify right side
    33,067.97x = 896,278,965.34
  5. Step 5: Solve for x
    x = 896,278,965.34/33,067.97
  6. Step 6: Final answer
    x = 27,104.15

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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.