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Finding the Third Proportional to 8.88 and 15.63

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Solution

The third proportional to 8.88 and 15.63 is: 27.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8.88 : 15.63 = 15.63 : x
  2. Step 2: Convert to fraction form
    8.88/15.63 = 15.63/x
  3. Step 3: Cross multiply
    8.88x = 15.63 × 15.63
  4. Step 4: Simplify right side
    8.88x = 244.14
  5. Step 5: Solve for x
    x = 244.14/8.88
  6. Step 6: Final answer
    x = 27.51

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.