Finding the Third Proportional to 10,440 and 21,976
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Solution
The third proportional to 10,440 and 21,976 is: 46,259.06
Step by Step Solution
- Step 1: Write the proportion equation
10,440 : 21,976 = 21,976 : x - Step 2: Convert to fraction form
10,440/21,976 = 21,976/x - Step 3: Cross multiply
10,440x = 21,976 × 21,976 - Step 4: Simplify right side
10,440x = 482,944,576 - Step 5: Solve for x
x = 482,944,576/10,440 - Step 6: Final answer
x = 46,259.06
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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.