Finding the Third Proportional to 8,619.75 and 18,854.44
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Solution
The third proportional to 8,619.75 and 18,854.44 is: 41,241.31
Step by Step Solution
- Step 1: Write the proportion equation
8,619.75 : 18,854.44 = 18,854.44 : x - Step 2: Convert to fraction form
8,619.75/18,854.44 = 18,854.44/x - Step 3: Cross multiply
8,619.75x = 18,854.44 × 18,854.44 - Step 4: Simplify right side
8,619.75x = 355,489,813.44 - Step 5: Solve for x
x = 355,489,813.44/8,619.75 - Step 6: Final answer
x = 41,241.31
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.