Home / 12,252.98-18,382.55-3,933.83

Finding the Fourth Proportional to 12,252.98, 18,382.55 and 3,933.83

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Solution

The fourth proportional to 12,252.98, 18,382.55 and 3,933.83 is: 5,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.98 : 18,382.55 = 3,933.83 : x
  2. Step 2: Convert to fraction form
    12,252.98/18,382.55 = 3,933.83/x
  3. Step 3: Cross multiply
    12,252.98x = 18,382.55 × 3,933.83
  4. Step 4: Simplify right side
    12,252.98x = 72,313,852.95
  5. Step 5: Solve for x
    x = 72,313,852.95/12,252.98
  6. Step 6: Final answer
    x = 5,901.73

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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.