Finding the Third Proportional to 7,986 and 17,541.50
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Solution
The third proportional to 7,986 and 17,541.50 is: 38,530.46
Step by Step Solution
- Step 1: Write the proportion equation
7,986 : 17,541.50 = 17,541.50 : x - Step 2: Convert to fraction form
7,986/17,541.50 = 17,541.50/x - Step 3: Cross multiply
7,986x = 17,541.50 × 17,541.50 - Step 4: Simplify right side
7,986x = 307,704,222.25 - Step 5: Solve for x
x = 307,704,222.25/7,986 - Step 6: Final answer
x = 38,530.46
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.