Finding the Third Proportional to 7,867.13 and 11,982.94
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Solution
The third proportional to 7,867.13 and 11,982.94 is: 18,252.00
Step by Step Solution
- Step 1: Write the proportion equation
7,867.13 : 11,982.94 = 11,982.94 : x - Step 2: Convert to fraction form
7,867.13/11,982.94 = 11,982.94/x - Step 3: Cross multiply
7,867.13x = 11,982.94 × 11,982.94 - Step 4: Simplify right side
7,867.13x = 143,590,791.13 - Step 5: Solve for x
x = 143,590,791.13/7,867.13 - Step 6: Final answer
x = 18,252.00
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.