Finding the Third Proportional to 9,992 and 20,941
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Solution
The third proportional to 9,992 and 20,941 is: 43,887.66
Step by Step Solution
- Step 1: Write the proportion equation
9,992 : 20,941 = 20,941 : x - Step 2: Convert to fraction form
9,992/20,941 = 20,941/x - Step 3: Cross multiply
9,992x = 20,941 × 20,941 - Step 4: Simplify right side
9,992x = 438,525,481 - Step 5: Solve for x
x = 438,525,481/9,992 - Step 6: Final answer
x = 43,887.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.