Finding the Fourth Proportional to 21,751.60, 32,628.64 and 6,168
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Solution
The fourth proportional to 21,751.60, 32,628.64 and 6,168 is: 9,252.35
Step by Step Solution
- Step 1: Write the proportion equation
21,751.60 : 32,628.64 = 6,168 : x - Step 2: Convert to fraction form
21,751.60/32,628.64 = 6,168/x - Step 3: Cross multiply
21,751.60x = 32,628.64 × 6,168 - Step 4: Simplify right side
21,751.60x = 201,253,451.52 - Step 5: Solve for x
x = 201,253,451.52/21,751.60 - Step 6: Final answer
x = 9,252.35
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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.