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Finding the Fourth Proportional to 50,504.76, 75,757.18 and 13,568.76

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Solution

The fourth proportional to 50,504.76, 75,757.18 and 13,568.76 is: 20,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,504.76 : 75,757.18 = 13,568.76 : x
  2. Step 2: Convert to fraction form
    50,504.76/75,757.18 = 13,568.76/x
  3. Step 3: Cross multiply
    50,504.76x = 75,757.18 × 13,568.76
  4. Step 4: Simplify right side
    50,504.76x = 1,027,930,993.70
  5. Step 5: Solve for x
    x = 1,027,930,993.70/50,504.76
  6. Step 6: Final answer
    x = 20,353.15

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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.