Home / 50,313.44-75,469.39-12,873.20

Finding the Fourth Proportional to 50,313.44, 75,469.39 and 12,873.20

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Solution

The fourth proportional to 50,313.44, 75,469.39 and 12,873.20 is: 19,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,313.44 : 75,469.39 = 12,873.20 : x
  2. Step 2: Convert to fraction form
    50,313.44/75,469.39 = 12,873.20/x
  3. Step 3: Cross multiply
    50,313.44x = 75,469.39 × 12,873.20
  4. Step 4: Simplify right side
    50,313.44x = 971,532,141.82
  5. Step 5: Solve for x
    x = 971,532,141.82/50,313.44
  6. Step 6: Final answer
    x = 19,309.59

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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.