Finding the Third Proportional to 7,788 and 17,994
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Solution
The third proportional to 7,788 and 17,994 is: 41,574.73
Step by Step Solution
- Step 1: Write the proportion equation
7,788 : 17,994 = 17,994 : x - Step 2: Convert to fraction form
7,788/17,994 = 17,994/x - Step 3: Cross multiply
7,788x = 17,994 × 17,994 - Step 4: Simplify right side
7,788x = 323,784,036 - Step 5: Solve for x
x = 323,784,036/7,788 - Step 6: Final answer
x = 41,574.73
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.