Finding the Fourth Proportional to 13,483, 20,224.50 and 3,755
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Solution
The fourth proportional to 13,483, 20,224.50 and 3,755 is: 5,632.50
Step by Step Solution
- Step 1: Write the proportion equation
13,483 : 20,224.50 = 3,755 : x - Step 2: Convert to fraction form
13,483/20,224.50 = 3,755/x - Step 3: Cross multiply
13,483x = 20,224.50 × 3,755 - Step 4: Simplify right side
13,483x = 75,942,997.50 - Step 5: Solve for x
x = 75,942,997.50/13,483 - Step 6: Final answer
x = 5,632.50
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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.