Finding the Fourth Proportional to 36,509.98, 54,764.97 and 14,333.80
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Solution
The fourth proportional to 36,509.98, 54,764.97 and 14,333.80 is: 21,500.70
Step by Step Solution
- Step 1: Write the proportion equation
36,509.98 : 54,764.97 = 14,333.80 : x - Step 2: Convert to fraction form
36,509.98/54,764.97 = 14,333.80/x - Step 3: Cross multiply
36,509.98x = 54,764.97 × 14,333.80 - Step 4: Simplify right side
36,509.98x = 784,990,126.99 - Step 5: Solve for x
x = 784,990,126.99/36,509.98 - Step 6: Final answer
x = 21,500.70
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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.