Finding the Fourth Proportional to 36.21, 49.94 and 23.92
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Solution
The fourth proportional to 36.21, 49.94 and 23.92 is: 32.99
Step by Step Solution
- Step 1: Write the proportion equation
36.21 : 49.94 = 23.92 : x - Step 2: Convert to fraction form
36.21/49.94 = 23.92/x - Step 3: Cross multiply
36.21x = 49.94 × 23.92 - Step 4: Simplify right side
36.21x = 1,194.56 - Step 5: Solve for x
x = 1,194.56/36.21 - Step 6: Final answer
x = 32.99
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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.