Finding the Fourth Proportional to 36.89, 50.80 and 33.99
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Solution
The fourth proportional to 36.89, 50.80 and 33.99 is: 46.80
Step by Step Solution
- Step 1: Write the proportion equation
36.89 : 50.80 = 33.99 : x - Step 2: Convert to fraction form
36.89/50.80 = 33.99/x - Step 3: Cross multiply
36.89x = 50.80 × 33.99 - Step 4: Simplify right side
36.89x = 1,726.52 - Step 5: Solve for x
x = 1,726.52/36.89 - Step 6: Final answer
x = 46.80
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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.