Finding the Fourth Proportional to 24,645.18, 36,954.26 and 12,137.70
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Solution
The fourth proportional to 24,645.18, 36,954.26 and 12,137.70 is: 18,199.90
Step by Step Solution
- Step 1: Write the proportion equation
24,645.18 : 36,954.26 = 12,137.70 : x - Step 2: Convert to fraction form
24,645.18/36,954.26 = 12,137.70/x - Step 3: Cross multiply
24,645.18x = 36,954.26 × 12,137.70 - Step 4: Simplify right side
24,645.18x = 448,539,721.60 - Step 5: Solve for x
x = 448,539,721.60/24,645.18 - Step 6: Final answer
x = 18,199.90
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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.