Finding the Fourth Proportional to 32.07, 48.18 and 29.79
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Solution
The fourth proportional to 32.07, 48.18 and 29.79 is: 44.75
Step by Step Solution
- Step 1: Write the proportion equation
32.07 : 48.18 = 29.79 : x - Step 2: Convert to fraction form
32.07/48.18 = 29.79/x - Step 3: Cross multiply
32.07x = 48.18 × 29.79 - Step 4: Simplify right side
32.07x = 1,435.28 - Step 5: Solve for x
x = 1,435.28/32.07 - Step 6: Final answer
x = 44.75
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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.