Finding the Fourth Proportional to 10,827.24, 16,240.35 and 3,432.12
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Solution
The fourth proportional to 10,827.24, 16,240.35 and 3,432.12 is: 5,148.02
Step by Step Solution
- Step 1: Write the proportion equation
10,827.24 : 16,240.35 = 3,432.12 : x - Step 2: Convert to fraction form
10,827.24/16,240.35 = 3,432.12/x - Step 3: Cross multiply
10,827.24x = 16,240.35 × 3,432.12 - Step 4: Simplify right side
10,827.24x = 55,738,830.04 - Step 5: Solve for x
x = 55,738,830.04/10,827.24 - Step 6: Final answer
x = 5,148.02
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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.