Finding the Third Proportional to 9.94 and 27
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Solution
The third proportional to 9.94 and 27 is: 73.36
Step by Step Solution
- Step 1: Write the proportion equation
9.94 : 27 = 27 : x - Step 2: Convert to fraction form
9.94/27 = 27/x - Step 3: Cross multiply
9.94x = 27 × 27 - Step 4: Simplify right side
9.94x = 729 - Step 5: Solve for x
x = 729/9.94 - Step 6: Final answer
x = 73.36
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Why These Related Problems?
These problems maintain the same ratio (2.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.