Finding the Fourth Proportional to 37.08, 51.12 and 33.96
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Solution
The fourth proportional to 37.08, 51.12 and 33.96 is: 46.82
Step by Step Solution
- Step 1: Write the proportion equation
37.08 : 51.12 = 33.96 : x - Step 2: Convert to fraction form
37.08/51.12 = 33.96/x - Step 3: Cross multiply
37.08x = 51.12 × 33.96 - Step 4: Simplify right side
37.08x = 1,736.04 - Step 5: Solve for x
x = 1,736.04/37.08 - Step 6: Final answer
x = 46.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.