Finding the Fourth Proportional to 41.74, 57.56 and 27.94
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Solution
The fourth proportional to 41.74, 57.56 and 27.94 is: 38.53
Step by Step Solution
- Step 1: Write the proportion equation
41.74 : 57.56 = 27.94 : x - Step 2: Convert to fraction form
41.74/57.56 = 27.94/x - Step 3: Cross multiply
41.74x = 57.56 × 27.94 - Step 4: Simplify right side
41.74x = 1,608.23 - Step 5: Solve for x
x = 1,608.23/41.74 - Step 6: Final answer
x = 38.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.