Finding the Fourth Proportional to 16,850.88, 25,268 and 5,161.28
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Solution
The fourth proportional to 16,850.88, 25,268 and 5,161.28 is: 7,739.37
Step by Step Solution
- Step 1: Write the proportion equation
16,850.88 : 25,268 = 5,161.28 : x - Step 2: Convert to fraction form
16,850.88/25,268 = 5,161.28/x - Step 3: Cross multiply
16,850.88x = 25,268 × 5,161.28 - Step 4: Simplify right side
16,850.88x = 130,415,223.04 - Step 5: Solve for x
x = 130,415,223.04/16,850.88 - Step 6: Final answer
x = 7,739.37
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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.