Finding the Fourth Proportional to 17.11, 25.62 and 14.92
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Solution
The fourth proportional to 17.11, 25.62 and 14.92 is: 22.34
Step by Step Solution
- Step 1: Write the proportion equation
17.11 : 25.62 = 14.92 : x - Step 2: Convert to fraction form
17.11/25.62 = 14.92/x - Step 3: Cross multiply
17.11x = 25.62 × 14.92 - Step 4: Simplify right side
17.11x = 382.25 - Step 5: Solve for x
x = 382.25/17.11 - Step 6: Final answer
x = 22.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.