Home / 33,311.89-45,969.85-18,204.24

Finding the Fourth Proportional to 33,311.89, 45,969.85 and 18,204.24

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Solution

The fourth proportional to 33,311.89, 45,969.85 and 18,204.24 is: 25,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.89 : 45,969.85 = 18,204.24 : x
  2. Step 2: Convert to fraction form
    33,311.89/45,969.85 = 18,204.24/x
  3. Step 3: Cross multiply
    33,311.89x = 45,969.85 × 18,204.24
  4. Step 4: Simplify right side
    33,311.89x = 836,846,182.16
  5. Step 5: Solve for x
    x = 836,846,182.16/33,311.89
  6. Step 6: Final answer
    x = 25,121.55

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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.