Finding the Fourth Proportional to 33.30, 49.62 and 29.52
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Solution
The fourth proportional to 33.30, 49.62 and 29.52 is: 43.99
Step by Step Solution
- Step 1: Write the proportion equation
33.30 : 49.62 = 29.52 : x - Step 2: Convert to fraction form
33.30/49.62 = 29.52/x - Step 3: Cross multiply
33.30x = 49.62 × 29.52 - Step 4: Simplify right side
33.30x = 1,464.78 - Step 5: Solve for x
x = 1,464.78/33.30 - Step 6: Final answer
x = 43.99
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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.