Finding the Fourth Proportional to 36,311.20, 50,732 and 36,311.20
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Solution
The fourth proportional to 36,311.20, 50,732 and 36,311.20 is: 50,732
Step by Step Solution
- Step 1: Write the proportion equation
36,311.20 : 50,732 = 36,311.20 : x - Step 2: Convert to fraction form
36,311.20/50,732 = 36,311.20/x - Step 3: Cross multiply
36,311.20x = 50,732 × 36,311.20 - Step 4: Simplify right side
36,311.20x = 1,842,139,798.40 - Step 5: Solve for x
x = 1,842,139,798.40/36,311.20 - Step 6: Final answer
x = 50,732
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.