Finding the Third Proportional to 21,938 and 33,963
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Solution
The third proportional to 21,938 and 33,963 is: 52,579.33
Step by Step Solution
- Step 1: Write the proportion equation
21,938 : 33,963 = 33,963 : x - Step 2: Convert to fraction form
21,938/33,963 = 33,963/x - Step 3: Cross multiply
21,938x = 33,963 × 33,963 - Step 4: Simplify right side
21,938x = 1,153,485,369 - Step 5: Solve for x
x = 1,153,485,369/21,938 - Step 6: Final answer
x = 52,579.33
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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.