Finding the Fourth Proportional to 46.20, 69.18 and 24.72
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Solution
The fourth proportional to 46.20, 69.18 and 24.72 is: 37.02
Step by Step Solution
- Step 1: Write the proportion equation
46.20 : 69.18 = 24.72 : x - Step 2: Convert to fraction form
46.20/69.18 = 24.72/x - Step 3: Cross multiply
46.20x = 69.18 × 24.72 - Step 4: Simplify right side
46.20x = 1,710.13 - Step 5: Solve for x
x = 1,710.13/46.20 - Step 6: Final answer
x = 37.02
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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.