Finding the Third Proportional to 21,844 and 32,688
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Solution
The third proportional to 21,844 and 32,688 is: 48,915.28
Step by Step Solution
- Step 1: Write the proportion equation
21,844 : 32,688 = 32,688 : x - Step 2: Convert to fraction form
21,844/32,688 = 32,688/x - Step 3: Cross multiply
21,844x = 32,688 × 32,688 - Step 4: Simplify right side
21,844x = 1,068,505,344 - Step 5: Solve for x
x = 1,068,505,344/21,844 - Step 6: Final answer
x = 48,915.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.