Finding the Third Proportional to 21,626 and 30,927
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Solution
The third proportional to 21,626 and 30,927 is: 44,228.21
Step by Step Solution
- Step 1: Write the proportion equation
21,626 : 30,927 = 30,927 : x - Step 2: Convert to fraction form
21,626/30,927 = 30,927/x - Step 3: Cross multiply
21,626x = 30,927 × 30,927 - Step 4: Simplify right side
21,626x = 956,479,329 - Step 5: Solve for x
x = 956,479,329/21,626 - Step 6: Final answer
x = 44,228.21
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.