Finding the Third Proportional to 19,716 and 42,888
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Solution
The third proportional to 19,716 and 42,888 is: 93,293.80
Step by Step Solution
- Step 1: Write the proportion equation
19,716 : 42,888 = 42,888 : x - Step 2: Convert to fraction form
19,716/42,888 = 42,888/x - Step 3: Cross multiply
19,716x = 42,888 × 42,888 - Step 4: Simplify right side
19,716x = 1,839,380,544 - Step 5: Solve for x
x = 1,839,380,544/19,716 - Step 6: Final answer
x = 93,293.80
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.