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Finding the Fourth Proportional to 49,163.60, 73,739.72 and 13,627.56

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Solution

The fourth proportional to 49,163.60, 73,739.72 and 13,627.56 is: 20,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,163.60 : 73,739.72 = 13,627.56 : x
  2. Step 2: Convert to fraction form
    49,163.60/73,739.72 = 13,627.56/x
  3. Step 3: Cross multiply
    49,163.60x = 73,739.72 × 13,627.56
  4. Step 4: Simplify right side
    49,163.60x = 1,004,892,458.68
  5. Step 5: Solve for x
    x = 1,004,892,458.68/49,163.60
  6. Step 6: Final answer
    x = 20,439.77

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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.