Finding the Third Proportional to 9,274 and 13,991
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Solution
The third proportional to 9,274 and 13,991 is: 21,107.19
Step by Step Solution
- Step 1: Write the proportion equation
9,274 : 13,991 = 13,991 : x - Step 2: Convert to fraction form
9,274/13,991 = 13,991/x - Step 3: Cross multiply
9,274x = 13,991 × 13,991 - Step 4: Simplify right side
9,274x = 195,748,081 - Step 5: Solve for x
x = 195,748,081/9,274 - Step 6: Final answer
x = 21,107.19
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.