Finding the Third Proportional to 35 and 43.25
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Solution
The third proportional to 35 and 43.25 is: 53.44
Step by Step Solution
- Step 1: Write the proportion equation
35 : 43.25 = 43.25 : x - Step 2: Convert to fraction form
35/43.25 = 43.25/x - Step 3: Cross multiply
35x = 43.25 × 43.25 - Step 4: Simplify right side
35x = 1,870.56 - Step 5: Solve for x
x = 1,870.56/35 - Step 6: Final answer
x = 53.44
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Why These Related Problems?
These problems maintain the same ratio (1.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.