Finding the Third Proportional to 8,340 and 18,852
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Solution
The third proportional to 8,340 and 18,852 is: 42,613.66
Step by Step Solution
- Step 1: Write the proportion equation
8,340 : 18,852 = 18,852 : x - Step 2: Convert to fraction form
8,340/18,852 = 18,852/x - Step 3: Cross multiply
8,340x = 18,852 × 18,852 - Step 4: Simplify right side
8,340x = 355,397,904 - Step 5: Solve for x
x = 355,397,904/8,340 - Step 6: Final answer
x = 42,613.66
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Why These Related Problems?
These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.