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Finding the Third Proportional to 14.25 and 16.50

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Solution

The third proportional to 14.25 and 16.50 is: 19.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.25 : 16.50 = 16.50 : x
  2. Step 2: Convert to fraction form
    14.25/16.50 = 16.50/x
  3. Step 3: Cross multiply
    14.25x = 16.50 × 16.50
  4. Step 4: Simplify right side
    14.25x = 272.25
  5. Step 5: Solve for x
    x = 272.25/14.25
  6. Step 6: Final answer
    x = 19.11

Related Problems

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Half scale
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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 (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.