Finding the Fourth Proportional to 67,796.09, 101,682.57 and 17,876.68
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Solution
The fourth proportional to 67,796.09, 101,682.57 and 17,876.68 is: 26,811.96
Step by Step Solution
- Step 1: Write the proportion equation
67,796.09 : 101,682.57 = 17,876.68 : x - Step 2: Convert to fraction form
67,796.09/101,682.57 = 17,876.68/x - Step 3: Cross multiply
67,796.09x = 101,682.57 × 17,876.68 - Step 4: Simplify right side
67,796.09x = 1,817,746,257.05 - Step 5: Solve for x
x = 1,817,746,257.05/67,796.09 - Step 6: Final answer
x = 26,811.96
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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.