Finding the Fourth Proportional to 33.04, 49.74 and 29.60
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Solution
The fourth proportional to 33.04, 49.74 and 29.60 is: 44.56
Step by Step Solution
- Step 1: Write the proportion equation
33.04 : 49.74 = 29.60 : x - Step 2: Convert to fraction form
33.04/49.74 = 29.60/x - Step 3: Cross multiply
33.04x = 49.74 × 29.60 - Step 4: Simplify right side
33.04x = 1,472.30 - Step 5: Solve for x
x = 1,472.30/33.04 - Step 6: Final answer
x = 44.56
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.