Finding the Fourth Proportional to 15,408.67, 23,116.49 and 5,548
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Solution
The fourth proportional to 15,408.67, 23,116.49 and 5,548 is: 8,323.25
Step by Step Solution
- Step 1: Write the proportion equation
15,408.67 : 23,116.49 = 5,548 : x - Step 2: Convert to fraction form
15,408.67/23,116.49 = 5,548/x - Step 3: Cross multiply
15,408.67x = 23,116.49 × 5,548 - Step 4: Simplify right side
15,408.67x = 128,250,286.52 - Step 5: Solve for x
x = 128,250,286.52/15,408.67 - Step 6: Final answer
x = 8,323.25
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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.