Finding the Fourth Proportional to 32,645.46, 48,922.38 and 13,900.14
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Solution
The fourth proportional to 32,645.46, 48,922.38 and 13,900.14 is: 20,830.70
Step by Step Solution
- Step 1: Write the proportion equation
32,645.46 : 48,922.38 = 13,900.14 : x - Step 2: Convert to fraction form
32,645.46/48,922.38 = 13,900.14/x - Step 3: Cross multiply
32,645.46x = 48,922.38 × 13,900.14 - Step 4: Simplify right side
32,645.46x = 680,027,931.13 - Step 5: Solve for x
x = 680,027,931.13/32,645.46 - Step 6: Final answer
x = 20,830.70
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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.