Finding the Third Proportional to 19.50 and 46.50
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Solution
The third proportional to 19.50 and 46.50 is: 110.88
Step by Step Solution
- Step 1: Write the proportion equation
19.50 : 46.50 = 46.50 : x - Step 2: Convert to fraction form
19.50/46.50 = 46.50/x - Step 3: Cross multiply
19.50x = 46.50 × 46.50 - Step 4: Simplify right side
19.50x = 2,162.25 - Step 5: Solve for x
x = 2,162.25/19.50 - Step 6: Final answer
x = 110.88
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Why These Related Problems?
These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.