Finding the Fourth Proportional to 16,384.12, 24,576.17 and 5,292.44
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Solution
The fourth proportional to 16,384.12, 24,576.17 and 5,292.44 is: 7,938.66
Step by Step Solution
- Step 1: Write the proportion equation
16,384.12 : 24,576.17 = 5,292.44 : x - Step 2: Convert to fraction form
16,384.12/24,576.17 = 5,292.44/x - Step 3: Cross multiply
16,384.12x = 24,576.17 × 5,292.44 - Step 4: Simplify right side
16,384.12x = 130,067,905.15 - Step 5: Solve for x
x = 130,067,905.15/16,384.12 - Step 6: Final answer
x = 7,938.66
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1.5x scale
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.