Finding the Fourth Proportional to 33.09, 49.35 and 32.79
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Solution
The fourth proportional to 33.09, 49.35 and 32.79 is: 48.89
Step by Step Solution
- Step 1: Write the proportion equation
33.09 : 49.35 = 32.79 : x - Step 2: Convert to fraction form
33.09/49.35 = 32.79/x - Step 3: Cross multiply
33.09x = 49.35 × 32.79 - Step 4: Simplify right side
33.09x = 1,617.78 - Step 5: Solve for x
x = 1,617.78/33.09 - Step 6: Final answer
x = 48.89
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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.