Finding the Fourth Proportional to 33.80, 50.71 and 22.99
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Solution
The fourth proportional to 33.80, 50.71 and 22.99 is: 34.48
Step by Step Solution
- Step 1: Write the proportion equation
33.80 : 50.71 = 22.99 : x - Step 2: Convert to fraction form
33.80/50.71 = 22.99/x - Step 3: Cross multiply
33.80x = 50.71 × 22.99 - Step 4: Simplify right side
33.80x = 1,165.64 - Step 5: Solve for x
x = 1,165.64/33.80 - Step 6: Final answer
x = 34.48
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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.