Home / 16,910.91-23,337.18-10,195.20

Finding the Fourth Proportional to 16,910.91, 23,337.18 and 10,195.20

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Solution

The fourth proportional to 16,910.91, 23,337.18 and 10,195.20 is: 14,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.91 : 23,337.18 = 10,195.20 : x
  2. Step 2: Convert to fraction form
    16,910.91/23,337.18 = 10,195.20/x
  3. Step 3: Cross multiply
    16,910.91x = 23,337.18 × 10,195.20
  4. Step 4: Simplify right side
    16,910.91x = 237,927,217.54
  5. Step 5: Solve for x
    x = 237,927,217.54/16,910.91
  6. Step 6: Final answer
    x = 14,069.45

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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.