Home / 11,850.24-16,382.88-10,372.80

Finding the Fourth Proportional to 11,850.24, 16,382.88 and 10,372.80

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Solution

The fourth proportional to 11,850.24, 16,382.88 and 10,372.80 is: 14,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.24 : 16,382.88 = 10,372.80 : x
  2. Step 2: Convert to fraction form
    11,850.24/16,382.88 = 10,372.80/x
  3. Step 3: Cross multiply
    11,850.24x = 16,382.88 × 10,372.80
  4. Step 4: Simplify right side
    11,850.24x = 169,936,337.66
  5. Step 5: Solve for x
    x = 169,936,337.66/11,850.24
  6. Step 6: Final answer
    x = 14,340.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.