Finding the Third Proportional to 21,924 and 35,620
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Solution
The third proportional to 21,924 and 35,620 is: 57,871.94
Step by Step Solution
- Step 1: Write the proportion equation
21,924 : 35,620 = 35,620 : x - Step 2: Convert to fraction form
21,924/35,620 = 35,620/x - Step 3: Cross multiply
21,924x = 35,620 × 35,620 - Step 4: Simplify right side
21,924x = 1,268,784,400 - Step 5: Solve for x
x = 1,268,784,400/21,924 - Step 6: Final answer
x = 57,871.94
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Why These Related Problems?
These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.