Finding the Fourth Proportional to 20,100.51, 30,151.71 and 16,584
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Solution
The fourth proportional to 20,100.51, 30,151.71 and 16,584 is: 24,876.78
Step by Step Solution
- Step 1: Write the proportion equation
20,100.51 : 30,151.71 = 16,584 : x - Step 2: Convert to fraction form
20,100.51/30,151.71 = 16,584/x - Step 3: Cross multiply
20,100.51x = 30,151.71 × 16,584 - Step 4: Simplify right side
20,100.51x = 500,035,958.64 - Step 5: Solve for x
x = 500,035,958.64/20,100.51 - Step 6: Final answer
x = 24,876.78
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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.