Finding the Third Proportional to 8,160.75 and 18,538.88
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Solution
The third proportional to 8,160.75 and 18,538.88 is: 42,114.99
Step by Step Solution
- Step 1: Write the proportion equation
8,160.75 : 18,538.88 = 18,538.88 : x - Step 2: Convert to fraction form
8,160.75/18,538.88 = 18,538.88/x - Step 3: Cross multiply
8,160.75x = 18,538.88 × 18,538.88 - Step 4: Simplify right side
8,160.75x = 343,689,886.27 - Step 5: Solve for x
x = 343,689,886.27/8,160.75 - Step 6: Final answer
x = 42,114.99
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Why These Related Problems?
These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.