Finding the Third Proportional to 7,213.50 and 15,579
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Solution
The third proportional to 7,213.50 and 15,579 is: 33,645.98
Step by Step Solution
- Step 1: Write the proportion equation
7,213.50 : 15,579 = 15,579 : x - Step 2: Convert to fraction form
7,213.50/15,579 = 15,579/x - Step 3: Cross multiply
7,213.50x = 15,579 × 15,579 - Step 4: Simplify right side
7,213.50x = 242,705,241 - Step 5: Solve for x
x = 242,705,241/7,213.50 - Step 6: Final answer
x = 33,645.98
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.