Finding the Fourth Proportional to 22,936, 34,404 and 15,143
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Solution
The fourth proportional to 22,936, 34,404 and 15,143 is: 22,714.50
Step by Step Solution
- Step 1: Write the proportion equation
22,936 : 34,404 = 15,143 : x - Step 2: Convert to fraction form
22,936/34,404 = 15,143/x - Step 3: Cross multiply
22,936x = 34,404 × 15,143 - Step 4: Simplify right side
22,936x = 520,979,772 - Step 5: Solve for x
x = 520,979,772/22,936 - Step 6: Final answer
x = 22,714.50
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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.