Finding the Fourth Proportional to 36,202.23, 49,958.60 and 20,286.99
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Solution
The fourth proportional to 36,202.23, 49,958.60 and 20,286.99 is: 27,995.78
Step by Step Solution
- Step 1: Write the proportion equation
36,202.23 : 49,958.60 = 20,286.99 : x - Step 2: Convert to fraction form
36,202.23/49,958.60 = 20,286.99/x - Step 3: Cross multiply
36,202.23x = 49,958.60 × 20,286.99 - Step 4: Simplify right side
36,202.23x = 1,013,509,517.18 - Step 5: Solve for x
x = 1,013,509,517.18/36,202.23 - Step 6: Final answer
x = 27,995.78
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1.5x scale
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.