Home / 48,949.92-73,424.94-13,408.65

Finding the Fourth Proportional to 48,949.92, 73,424.94 and 13,408.65

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Solution

The fourth proportional to 48,949.92, 73,424.94 and 13,408.65 is: 20,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,949.92 : 73,424.94 = 13,408.65 : x
  2. Step 2: Convert to fraction form
    48,949.92/73,424.94 = 13,408.65/x
  3. Step 3: Cross multiply
    48,949.92x = 73,424.94 × 13,408.65
  4. Step 4: Simplify right side
    48,949.92x = 984,529,321.73
  5. Step 5: Solve for x
    x = 984,529,321.73/48,949.92
  6. Step 6: Final answer
    x = 20,112.99

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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.