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Finding the Third Proportional to 14.87 and 32.59

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Solution

The third proportional to 14.87 and 32.59 is: 71.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.87 : 32.59 = 32.59 : x
  2. Step 2: Convert to fraction form
    14.87/32.59 = 32.59/x
  3. Step 3: Cross multiply
    14.87x = 32.59 × 32.59
  4. Step 4: Simplify right side
    14.87x = 1,062.10
  5. Step 5: Solve for x
    x = 1,062.10/14.87
  6. Step 6: Final answer
    x = 71.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.