Finding the Third Proportional to 8,672.75 and 18,803.63
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Solution
The third proportional to 8,672.75 and 18,803.63 is: 40,768.65
Step by Step Solution
- Step 1: Write the proportion equation
8,672.75 : 18,803.63 = 18,803.63 : x - Step 2: Convert to fraction form
8,672.75/18,803.63 = 18,803.63/x - Step 3: Cross multiply
8,672.75x = 18,803.63 × 18,803.63 - Step 4: Simplify right side
8,672.75x = 353,576,313.14 - Step 5: Solve for x
x = 353,576,313.14/8,672.75 - Step 6: Final answer
x = 40,768.65
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.