Finding the Fourth Proportional to 19,162.52, 26,444 and 10,779
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Solution
The fourth proportional to 19,162.52, 26,444 and 10,779 is: 14,874.86
Step by Step Solution
- Step 1: Write the proportion equation
19,162.52 : 26,444 = 10,779 : x - Step 2: Convert to fraction form
19,162.52/26,444 = 10,779/x - Step 3: Cross multiply
19,162.52x = 26,444 × 10,779 - Step 4: Simplify right side
19,162.52x = 285,039,876 - Step 5: Solve for x
x = 285,039,876/19,162.52 - Step 6: Final answer
x = 14,874.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.