Finding the Fourth Proportional to 11.23, 16.76 and 10.06
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Solution
The fourth proportional to 11.23, 16.76 and 10.06 is: 15.02
Step by Step Solution
- Step 1: Write the proportion equation
11.23 : 16.76 = 10.06 : x - Step 2: Convert to fraction form
11.23/16.76 = 10.06/x - Step 3: Cross multiply
11.23x = 16.76 × 10.06 - Step 4: Simplify right side
11.23x = 168.59 - Step 5: Solve for x
x = 168.59/11.23 - Step 6: Final answer
x = 15.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.