Finding the Fourth Proportional to 16,179.99, 24,269.96 and 5,087.65
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Solution
The fourth proportional to 16,179.99, 24,269.96 and 5,087.65 is: 7,631.46
Step by Step Solution
- Step 1: Write the proportion equation
16,179.99 : 24,269.96 = 5,087.65 : x - Step 2: Convert to fraction form
16,179.99/24,269.96 = 5,087.65/x - Step 3: Cross multiply
16,179.99x = 24,269.96 × 5,087.65 - Step 4: Simplify right side
16,179.99x = 123,476,940.64 - Step 5: Solve for x
x = 123,476,940.64/16,179.99 - Step 6: Final answer
x = 7,631.46
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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.