Finding the Fourth Proportional to 14,102.32, 21,154.52 and 3,714
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Solution
The fourth proportional to 14,102.32, 21,154.52 and 3,714 is: 5,571.27
Step by Step Solution
- Step 1: Write the proportion equation
14,102.32 : 21,154.52 = 3,714 : x - Step 2: Convert to fraction form
14,102.32/21,154.52 = 3,714/x - Step 3: Cross multiply
14,102.32x = 21,154.52 × 3,714 - Step 4: Simplify right side
14,102.32x = 78,567,887.28 - Step 5: Solve for x
x = 78,567,887.28/14,102.32 - Step 6: Final answer
x = 5,571.27
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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.