Home / 12,252.94-18,382.49-3,933.70

Finding the Fourth Proportional to 12,252.94, 18,382.49 and 3,933.70

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Solution

The fourth proportional to 12,252.94, 18,382.49 and 3,933.70 is: 5,901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.94 : 18,382.49 = 3,933.70 : x
  2. Step 2: Convert to fraction form
    12,252.94/18,382.49 = 3,933.70/x
  3. Step 3: Cross multiply
    12,252.94x = 18,382.49 × 3,933.70
  4. Step 4: Simplify right side
    12,252.94x = 72,311,200.91
  5. Step 5: Solve for x
    x = 72,311,200.91/12,252.94
  6. Step 6: Final answer
    x = 5,901.54

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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.