Finding the Third Proportional to 7,195 and 15,721
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Solution
The third proportional to 7,195 and 15,721 is: 34,350.22
Step by Step Solution
- Step 1: Write the proportion equation
7,195 : 15,721 = 15,721 : x - Step 2: Convert to fraction form
7,195/15,721 = 15,721/x - Step 3: Cross multiply
7,195x = 15,721 × 15,721 - Step 4: Simplify right side
7,195x = 247,149,841 - Step 5: Solve for x
x = 247,149,841/7,195 - Step 6: Final answer
x = 34,350.22
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.