Home / 33,311.38-45,968.34-18,204.55

Finding the Fourth Proportional to 33,311.38, 45,968.34 and 18,204.55

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Solution

The fourth proportional to 33,311.38, 45,968.34 and 18,204.55 is: 25,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.38 : 45,968.34 = 18,204.55 : x
  2. Step 2: Convert to fraction form
    33,311.38/45,968.34 = 18,204.55/x
  3. Step 3: Cross multiply
    33,311.38x = 45,968.34 × 18,204.55
  4. Step 4: Simplify right side
    33,311.38x = 836,832,943.95
  5. Step 5: Solve for x
    x = 836,832,943.95/33,311.38
  6. Step 6: Final answer
    x = 25,121.53

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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.