Home / 33,305.80-45,962.32-18,198.92

Finding the Fourth Proportional to 33,305.80, 45,962.32 and 18,198.92

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Solution

The fourth proportional to 33,305.80, 45,962.32 and 18,198.92 is: 25,114.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.80 : 45,962.32 = 18,198.92 : x
  2. Step 2: Convert to fraction form
    33,305.80/45,962.32 = 18,198.92/x
  3. Step 3: Cross multiply
    33,305.80x = 45,962.32 × 18,198.92
  4. Step 4: Simplify right side
    33,305.80x = 836,464,584.69
  5. Step 5: Solve for x
    x = 836,464,584.69/33,305.80
  6. Step 6: Final answer
    x = 25,114.68

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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.