Finding the Third Proportional to 7,816 and 16,854
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Solution
The third proportional to 7,816 and 16,854 is: 36,343.05
Step by Step Solution
- Step 1: Write the proportion equation
7,816 : 16,854 = 16,854 : x - Step 2: Convert to fraction form
7,816/16,854 = 16,854/x - Step 3: Cross multiply
7,816x = 16,854 × 16,854 - Step 4: Simplify right side
7,816x = 284,057,316 - Step 5: Solve for x
x = 284,057,316/7,816 - Step 6: Final answer
x = 36,343.05
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.