Finding the Third Proportional to 19 and 26
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Solution
The third proportional to 19 and 26 is: 35.58
Step by Step Solution
- Step 1: Write the proportion equation
19 : 26 = 26 : x - Step 2: Convert to fraction form
19/26 = 26/x - Step 3: Cross multiply
19x = 26 × 26 - Step 4: Simplify right side
19x = 676 - Step 5: Solve for x
x = 676/19 - Step 6: Final answer
x = 35.58
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.