Finding the Third Proportional to 9,804 and 21,384
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Solution
The third proportional to 9,804 and 21,384 is: 46,641.72
Step by Step Solution
- Step 1: Write the proportion equation
9,804 : 21,384 = 21,384 : x - Step 2: Convert to fraction form
9,804/21,384 = 21,384/x - Step 3: Cross multiply
9,804x = 21,384 × 21,384 - Step 4: Simplify right side
9,804x = 457,275,456 - Step 5: Solve for x
x = 457,275,456/9,804 - Step 6: Final answer
x = 46,641.72
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.