Finding the Fourth Proportional to 33.21, 49.84 and 17.99
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Solution
The fourth proportional to 33.21, 49.84 and 17.99 is: 27.00
Step by Step Solution
- Step 1: Write the proportion equation
33.21 : 49.84 = 17.99 : x - Step 2: Convert to fraction form
33.21/49.84 = 17.99/x - Step 3: Cross multiply
33.21x = 49.84 × 17.99 - Step 4: Simplify right side
33.21x = 896.70 - Step 5: Solve for x
x = 896.70/33.21 - Step 6: Final answer
x = 27.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.