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Finding the Third Proportional to 7.03 and 15.10

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Solution

The third proportional to 7.03 and 15.10 is: 32.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.03 : 15.10 = 15.10 : x
  2. Step 2: Convert to fraction form
    7.03/15.10 = 15.10/x
  3. Step 3: Cross multiply
    7.03x = 15.10 × 15.10
  4. Step 4: Simplify right side
    7.03x = 228.06
  5. Step 5: Solve for x
    x = 228.06/7.03
  6. Step 6: Final answer
    x = 32.44

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.