Finding the Fourth Proportional to 18,324.18, 27,444.74 and 14,350.68
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Solution
The fourth proportional to 18,324.18, 27,444.74 and 14,350.68 is: 21,493.50
Step by Step Solution
- Step 1: Write the proportion equation
18,324.18 : 27,444.74 = 14,350.68 : x - Step 2: Convert to fraction form
18,324.18/27,444.74 = 14,350.68/x - Step 3: Cross multiply
18,324.18x = 27,444.74 × 14,350.68 - Step 4: Simplify right side
18,324.18x = 393,850,681.42 - Step 5: Solve for x
x = 393,850,681.42/18,324.18 - Step 6: Final answer
x = 21,493.50
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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.