Finding the Third Proportional to 21,874 and 33,936
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Solution
The third proportional to 21,874 and 33,936 is: 52,649.36
Step by Step Solution
- Step 1: Write the proportion equation
21,874 : 33,936 = 33,936 : x - Step 2: Convert to fraction form
21,874/33,936 = 33,936/x - Step 3: Cross multiply
21,874x = 33,936 × 33,936 - Step 4: Simplify right side
21,874x = 1,151,652,096 - Step 5: Solve for x
x = 1,151,652,096/21,874 - Step 6: Final answer
x = 52,649.36
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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.