Finding the Fourth Proportional to 50.36, 69.50 and 29.63
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Solution
The fourth proportional to 50.36, 69.50 and 29.63 is: 40.90
Step by Step Solution
- Step 1: Write the proportion equation
50.36 : 69.50 = 29.63 : x - Step 2: Convert to fraction form
50.36/69.50 = 29.63/x - Step 3: Cross multiply
50.36x = 69.50 × 29.63 - Step 4: Simplify right side
50.36x = 2,059.31 - Step 5: Solve for x
x = 2,059.31/50.36 - Step 6: Final answer
x = 40.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.