Finding the Fourth Proportional to 12,193.99, 16,827.69 and 6,604.99
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Solution
The fourth proportional to 12,193.99, 16,827.69 and 6,604.99 is: 9,114.88
Step by Step Solution
- Step 1: Write the proportion equation
12,193.99 : 16,827.69 = 6,604.99 : x - Step 2: Convert to fraction form
12,193.99/16,827.69 = 6,604.99/x - Step 3: Cross multiply
12,193.99x = 16,827.69 × 6,604.99 - Step 4: Simplify right side
12,193.99x = 111,146,724.17 - Step 5: Solve for x
x = 111,146,724.17/12,193.99 - Step 6: Final answer
x = 9,114.88
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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.