Finding the Fourth Proportional to 27,846.99, 41,770.49 and 9,378.99
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Solution
The fourth proportional to 27,846.99, 41,770.49 and 9,378.99 is: 14,068.49
Step by Step Solution
- Step 1: Write the proportion equation
27,846.99 : 41,770.49 = 9,378.99 : x - Step 2: Convert to fraction form
27,846.99/41,770.49 = 9,378.99/x - Step 3: Cross multiply
27,846.99x = 41,770.49 × 9,378.99 - Step 4: Simplify right side
27,846.99x = 391,764,961.11 - Step 5: Solve for x
x = 391,764,961.11/27,846.99 - Step 6: Final answer
x = 14,068.49
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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.