Finding the Fourth Proportional to 22,039, 30,414.54 and 12,103
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Solution
The fourth proportional to 22,039, 30,414.54 and 12,103 is: 16,702.54
Step by Step Solution
- Step 1: Write the proportion equation
22,039 : 30,414.54 = 12,103 : x - Step 2: Convert to fraction form
22,039/30,414.54 = 12,103/x - Step 3: Cross multiply
22,039x = 30,414.54 × 12,103 - Step 4: Simplify right side
22,039x = 368,107,177.62 - Step 5: Solve for x
x = 368,107,177.62/22,039 - Step 6: Final answer
x = 16,702.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.