Finding the Third Proportional to 21,108 and 32,955
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Solution
The third proportional to 21,108 and 32,955 is: 51,451.20
Step by Step Solution
- Step 1: Write the proportion equation
21,108 : 32,955 = 32,955 : x - Step 2: Convert to fraction form
21,108/32,955 = 32,955/x - Step 3: Cross multiply
21,108x = 32,955 × 32,955 - Step 4: Simplify right side
21,108x = 1,086,032,025 - Step 5: Solve for x
x = 1,086,032,025/21,108 - Step 6: Final answer
x = 51,451.20
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.