Finding the Fourth Proportional to 18,633.94, 27,952.80 and 6,154
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Solution
The fourth proportional to 18,633.94, 27,952.80 and 6,154 is: 9,231.62
Step by Step Solution
- Step 1: Write the proportion equation
18,633.94 : 27,952.80 = 6,154 : x - Step 2: Convert to fraction form
18,633.94/27,952.80 = 6,154/x - Step 3: Cross multiply
18,633.94x = 27,952.80 × 6,154 - Step 4: Simplify right side
18,633.94x = 172,021,531.20 - Step 5: Solve for x
x = 172,021,531.20/18,633.94 - Step 6: Final answer
x = 9,231.62
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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.