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Finding the Fourth Proportional to 18.08, 24.92 and 14

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Solution

The fourth proportional to 18.08, 24.92 and 14 is: 19.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18.08 : 24.92 = 14 : x
  2. Step 2: Convert to fraction form
    18.08/24.92 = 14/x
  3. Step 3: Cross multiply
    18.08x = 24.92 × 14
  4. Step 4: Simplify right side
    18.08x = 348.88
  5. Step 5: Solve for x
    x = 348.88/18.08
  6. Step 6: Final answer
    x = 19.30

Related Problems

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Double scale
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Similar ratio
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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.