Finding the Third Proportional to 19,684 and 43,208
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Solution
The third proportional to 19,684 and 43,208 is: 94,845.12
Step by Step Solution
- Step 1: Write the proportion equation
19,684 : 43,208 = 43,208 : x - Step 2: Convert to fraction form
19,684/43,208 = 43,208/x - Step 3: Cross multiply
19,684x = 43,208 × 43,208 - Step 4: Simplify right side
19,684x = 1,866,931,264 - Step 5: Solve for x
x = 1,866,931,264/19,684 - Step 6: Final answer
x = 94,845.12
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.