Finding the Fourth Proportional to 18,024, 27,036 and 5,712
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Solution
The fourth proportional to 18,024, 27,036 and 5,712 is: 8,568
Step by Step Solution
- Step 1: Write the proportion equation
18,024 : 27,036 = 5,712 : x - Step 2: Convert to fraction form
18,024/27,036 = 5,712/x - Step 3: Cross multiply
18,024x = 27,036 × 5,712 - Step 4: Simplify right side
18,024x = 154,429,632 - Step 5: Solve for x
x = 154,429,632/18,024 - Step 6: Final answer
x = 8,568
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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.