Finding the Third Proportional to 7,734 and 18,243
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Solution
The third proportional to 7,734 and 18,243 is: 43,031.68
Step by Step Solution
- Step 1: Write the proportion equation
7,734 : 18,243 = 18,243 : x - Step 2: Convert to fraction form
7,734/18,243 = 18,243/x - Step 3: Cross multiply
7,734x = 18,243 × 18,243 - Step 4: Simplify right side
7,734x = 332,807,049 - Step 5: Solve for x
x = 332,807,049/7,734 - Step 6: Final answer
x = 43,031.68
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.