Finding the Fourth Proportional to 22.71, 34.04 and 10.67
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Solution
The fourth proportional to 22.71, 34.04 and 10.67 is: 15.99
Step by Step Solution
- Step 1: Write the proportion equation
22.71 : 34.04 = 10.67 : x - Step 2: Convert to fraction form
22.71/34.04 = 10.67/x - Step 3: Cross multiply
22.71x = 34.04 × 10.67 - Step 4: Simplify right side
22.71x = 363.15 - Step 5: Solve for x
x = 363.15/22.71 - Step 6: Final answer
x = 15.99
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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.