Finding the Third Proportional to 8,412.19 and 13,062.09
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Solution
The third proportional to 8,412.19 and 13,062.09 is: 20,282.27
Step by Step Solution
- Step 1: Write the proportion equation
8,412.19 : 13,062.09 = 13,062.09 : x - Step 2: Convert to fraction form
8,412.19/13,062.09 = 13,062.09/x - Step 3: Cross multiply
8,412.19x = 13,062.09 × 13,062.09 - Step 4: Simplify right side
8,412.19x = 170,618,293.13 - Step 5: Solve for x
x = 170,618,293.13/8,412.19 - Step 6: Final answer
x = 20,282.27
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.