Home / 12,336.94-18,504.87-3,571.66

Finding the Fourth Proportional to 12,336.94, 18,504.87 and 3,571.66

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Solution

The fourth proportional to 12,336.94, 18,504.87 and 3,571.66 is: 5,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.94 : 18,504.87 = 3,571.66 : x
  2. Step 2: Convert to fraction form
    12,336.94/18,504.87 = 3,571.66/x
  3. Step 3: Cross multiply
    12,336.94x = 18,504.87 × 3,571.66
  4. Step 4: Simplify right side
    12,336.94x = 66,093,103.98
  5. Step 5: Solve for x
    x = 66,093,103.98/12,336.94
  6. Step 6: Final answer
    x = 5,357.33

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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.