Finding the Fourth Proportional to 33,960.72, 50,940 and 13,969.44
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Solution
The fourth proportional to 33,960.72, 50,940 and 13,969.44 is: 20,953.72
Step by Step Solution
- Step 1: Write the proportion equation
33,960.72 : 50,940 = 13,969.44 : x - Step 2: Convert to fraction form
33,960.72/50,940 = 13,969.44/x - Step 3: Cross multiply
33,960.72x = 50,940 × 13,969.44 - Step 4: Simplify right side
33,960.72x = 711,603,273.60 - Step 5: Solve for x
x = 711,603,273.60/33,960.72 - Step 6: Final answer
x = 20,953.72
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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.