Home / 33,310.94-45,969.22-18,203.61

Finding the Fourth Proportional to 33,310.94, 45,969.22 and 18,203.61

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Solution

The fourth proportional to 33,310.94, 45,969.22 and 18,203.61 is: 25,121.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.94 : 45,969.22 = 18,203.61 : x
  2. Step 2: Convert to fraction form
    33,310.94/45,969.22 = 18,203.61/x
  3. Step 3: Cross multiply
    33,310.94x = 45,969.22 × 18,203.61
  4. Step 4: Simplify right side
    33,310.94x = 836,805,752.88
  5. Step 5: Solve for x
    x = 836,805,752.88/33,310.94
  6. Step 6: Final answer
    x = 25,121.05

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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.