Finding the Fourth Proportional to 18,237.26, 27,370.96 and 14,102.48
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Solution
The fourth proportional to 18,237.26, 27,370.96 and 14,102.48 is: 21,165.37
Step by Step Solution
- Step 1: Write the proportion equation
18,237.26 : 27,370.96 = 14,102.48 : x - Step 2: Convert to fraction form
18,237.26/27,370.96 = 14,102.48/x - Step 3: Cross multiply
18,237.26x = 27,370.96 × 14,102.48 - Step 4: Simplify right side
18,237.26x = 385,998,415.98 - Step 5: Solve for x
x = 385,998,415.98/18,237.26 - Step 6: Final answer
x = 21,165.37
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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.