Finding the Fourth Proportional to 84,350.63, 126,523.22 and 22,021.13
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Solution
The fourth proportional to 84,350.63, 126,523.22 and 22,021.13 is: 33,030.99
Step by Step Solution
- Step 1: Write the proportion equation
84,350.63 : 126,523.22 = 22,021.13 : x - Step 2: Convert to fraction form
84,350.63/126,523.22 = 22,021.13/x - Step 3: Cross multiply
84,350.63x = 126,523.22 × 22,021.13 - Step 4: Simplify right side
84,350.63x = 2,786,184,481.84 - Step 5: Solve for x
x = 2,786,184,481.84/84,350.63 - Step 6: Final answer
x = 33,030.99
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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.