Home / 16,900.92-23,331.38-11,245.10

Finding the Fourth Proportional to 16,900.92, 23,331.38 and 11,245.10

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Solution

The fourth proportional to 16,900.92, 23,331.38 and 11,245.10 is: 15,523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.92 : 23,331.38 = 11,245.10 : x
  2. Step 2: Convert to fraction form
    16,900.92/23,331.38 = 11,245.10/x
  3. Step 3: Cross multiply
    16,900.92x = 23,331.38 × 11,245.10
  4. Step 4: Simplify right side
    16,900.92x = 262,363,528.36
  5. Step 5: Solve for x
    x = 262,363,528.36/16,900.92
  6. Step 6: Final answer
    x = 15,523.62

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Half scale
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Double scale
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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.