Finding the Third Proportional to 19,450 and 30,175
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Solution
The third proportional to 19,450 and 30,175 is: 46,813.91
Step by Step Solution
- Step 1: Write the proportion equation
19,450 : 30,175 = 30,175 : x - Step 2: Convert to fraction form
19,450/30,175 = 30,175/x - Step 3: Cross multiply
19,450x = 30,175 × 30,175 - Step 4: Simplify right side
19,450x = 910,530,625 - Step 5: Solve for x
x = 910,530,625/19,450 - Step 6: Final answer
x = 46,813.91
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.