Home / 10,843.36-16,299.44-10,382.56

Finding the Fourth Proportional to 10,843.36, 16,299.44 and 10,382.56

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Solution

The fourth proportional to 10,843.36, 16,299.44 and 10,382.56 is: 15,606.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.36 : 16,299.44 = 10,382.56 : x
  2. Step 2: Convert to fraction form
    10,843.36/16,299.44 = 10,382.56/x
  3. Step 3: Cross multiply
    10,843.36x = 16,299.44 × 10,382.56
  4. Step 4: Simplify right side
    10,843.36x = 169,229,913.77
  5. Step 5: Solve for x
    x = 169,229,913.77/10,843.36
  6. Step 6: Final answer
    x = 15,606.78

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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.