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Finding the Third Proportional to 19 and 24

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Solution

The third proportional to 19 and 24 is: 30.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19 : 24 = 24 : x
  2. Step 2: Convert to fraction form
    19/24 = 24/x
  3. Step 3: Cross multiply
    19x = 24 × 24
  4. Step 4: Simplify right side
    19x = 576
  5. Step 5: Solve for x
    x = 576/19
  6. Step 6: Final answer
    x = 30.32

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