Finding the Third Proportional to 9,112 and 19,928
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Solution
The third proportional to 9,112 and 19,928 is: 43,582.66
Step by Step Solution
- Step 1: Write the proportion equation
9,112 : 19,928 = 19,928 : x - Step 2: Convert to fraction form
9,112/19,928 = 19,928/x - Step 3: Cross multiply
9,112x = 19,928 × 19,928 - Step 4: Simplify right side
9,112x = 397,125,184 - Step 5: Solve for x
x = 397,125,184/9,112 - Step 6: Final answer
x = 43,582.66
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.