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Finding the Fourth Proportional to 33,630.96, 50,460.84 and 13,923.84

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Solution

The fourth proportional to 33,630.96, 50,460.84 and 13,923.84 is: 20,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,630.96 : 50,460.84 = 13,923.84 : x
  2. Step 2: Convert to fraction form
    33,630.96/50,460.84 = 13,923.84/x
  3. Step 3: Cross multiply
    33,630.96x = 50,460.84 × 13,923.84
  4. Step 4: Simplify right side
    33,630.96x = 702,608,662.43
  5. Step 5: Solve for x
    x = 702,608,662.43/33,630.96
  6. Step 6: Final answer
    x = 20,891.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.