Finding the Fourth Proportional to 47,794.76, 71,692.26 and 14,515.08
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Solution
The fourth proportional to 47,794.76, 71,692.26 and 14,515.08 is: 21,772.65
Step by Step Solution
- Step 1: Write the proportion equation
47,794.76 : 71,692.26 = 14,515.08 : x - Step 2: Convert to fraction form
47,794.76/71,692.26 = 14,515.08/x - Step 3: Cross multiply
47,794.76x = 71,692.26 × 14,515.08 - Step 4: Simplify right side
47,794.76x = 1,040,618,458.24 - Step 5: Solve for x
x = 1,040,618,458.24/47,794.76 - Step 6: Final answer
x = 21,772.65
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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.