Finding the Fourth Proportional to 36.05, 53.99 and 32.45
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Solution
The fourth proportional to 36.05, 53.99 and 32.45 is: 48.59
Step by Step Solution
- Step 1: Write the proportion equation
36.05 : 53.99 = 32.45 : x - Step 2: Convert to fraction form
36.05/53.99 = 32.45/x - Step 3: Cross multiply
36.05x = 53.99 × 32.45 - Step 4: Simplify right side
36.05x = 1,751.54 - Step 5: Solve for x
x = 1,751.54/36.05 - Step 6: Final answer
x = 48.59
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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.