Finding the Fourth Proportional to 30,528.12, 45,793.98 and 9,750
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Solution
The fourth proportional to 30,528.12, 45,793.98 and 9,750 is: 14,625.57
Step by Step Solution
- Step 1: Write the proportion equation
30,528.12 : 45,793.98 = 9,750 : x - Step 2: Convert to fraction form
30,528.12/45,793.98 = 9,750/x - Step 3: Cross multiply
30,528.12x = 45,793.98 × 9,750 - Step 4: Simplify right side
30,528.12x = 446,491,305.00 - Step 5: Solve for x
x = 446,491,305.00/30,528.12 - Step 6: Final answer
x = 14,625.57
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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.