Home / 16,910.92-23,331.78-10,198.60

Finding the Fourth Proportional to 16,910.92, 23,331.78 and 10,198.60

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Solution

The fourth proportional to 16,910.92, 23,331.78 and 10,198.60 is: 14,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.92 : 23,331.78 = 10,198.60 : x
  2. Step 2: Convert to fraction form
    16,910.92/23,331.78 = 10,198.60/x
  3. Step 3: Cross multiply
    16,910.92x = 23,331.78 × 10,198.60
  4. Step 4: Simplify right side
    16,910.92x = 237,951,491.51
  5. Step 5: Solve for x
    x = 237,951,491.51/16,910.92
  6. Step 6: Final answer
    x = 14,070.88

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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.