Finding the Fourth Proportional to 22,122, 33,183 and 7,530
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Solution
The fourth proportional to 22,122, 33,183 and 7,530 is: 11,295
Step by Step Solution
- Step 1: Write the proportion equation
22,122 : 33,183 = 7,530 : x - Step 2: Convert to fraction form
22,122/33,183 = 7,530/x - Step 3: Cross multiply
22,122x = 33,183 × 7,530 - Step 4: Simplify right side
22,122x = 249,867,990 - Step 5: Solve for x
x = 249,867,990/22,122 - Step 6: Final answer
x = 11,295
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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.