Home / 33,305.74-45,960.55-18,198.91

Finding the Fourth Proportional to 33,305.74, 45,960.55 and 18,198.91

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Solution

The fourth proportional to 33,305.74, 45,960.55 and 18,198.91 is: 25,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.74 : 45,960.55 = 18,198.91 : x
  2. Step 2: Convert to fraction form
    33,305.74/45,960.55 = 18,198.91/x
  3. Step 3: Cross multiply
    33,305.74x = 45,960.55 × 18,198.91
  4. Step 4: Simplify right side
    33,305.74x = 836,431,924.95
  5. Step 5: Solve for x
    x = 836,431,924.95/33,305.74
  6. Step 6: Final answer
    x = 25,113.75

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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.