Finding the Fourth Proportional to 32.00, 47.79 and 22.95
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Solution
The fourth proportional to 32.00, 47.79 and 22.95 is: 34.28
Step by Step Solution
- Step 1: Write the proportion equation
32.00 : 47.79 = 22.95 : x - Step 2: Convert to fraction form
32.00/47.79 = 22.95/x - Step 3: Cross multiply
32.00x = 47.79 × 22.95 - Step 4: Simplify right side
32.00x = 1,096.78 - Step 5: Solve for x
x = 1,096.78/32.00 - Step 6: Final answer
x = 34.28
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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.