Finding the Fourth Proportional to 13,794.13, 20,674.99 and 6,382.94
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Solution
The fourth proportional to 13,794.13, 20,674.99 and 6,382.94 is: 9,566.90
Step by Step Solution
- Step 1: Write the proportion equation
13,794.13 : 20,674.99 = 6,382.94 : x - Step 2: Convert to fraction form
13,794.13/20,674.99 = 6,382.94/x - Step 3: Cross multiply
13,794.13x = 20,674.99 × 6,382.94 - Step 4: Simplify right side
13,794.13x = 131,967,125.27 - Step 5: Solve for x
x = 131,967,125.27/13,794.13 - Step 6: Final answer
x = 9,566.90
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1.5x scale
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.