Finding the Third Proportional to 7,752.75 and 11,982.75
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Solution
The third proportional to 7,752.75 and 11,982.75 is: 18,520.69
Step by Step Solution
- Step 1: Write the proportion equation
7,752.75 : 11,982.75 = 11,982.75 : x - Step 2: Convert to fraction form
7,752.75/11,982.75 = 11,982.75/x - Step 3: Cross multiply
7,752.75x = 11,982.75 × 11,982.75 - Step 4: Simplify right side
7,752.75x = 143,586,297.56 - Step 5: Solve for x
x = 143,586,297.56/7,752.75 - Step 6: Final answer
x = 18,520.69
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.