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Finding the Fourth Proportional to 33,382.70, 50,102.40 and 13,675.40

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Solution

The fourth proportional to 33,382.70, 50,102.40 and 13,675.40 is: 20,524.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,382.70 : 50,102.40 = 13,675.40 : x
  2. Step 2: Convert to fraction form
    33,382.70/50,102.40 = 13,675.40/x
  3. Step 3: Cross multiply
    33,382.70x = 50,102.40 × 13,675.40
  4. Step 4: Simplify right side
    33,382.70x = 685,170,360.96
  5. Step 5: Solve for x
    x = 685,170,360.96/33,382.70
  6. Step 6: Final answer
    x = 20,524.71

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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.