Finding the Fourth Proportional to 55.97, 83.84 and 26.99
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Solution
The fourth proportional to 55.97, 83.84 and 26.99 is: 40.43
Step by Step Solution
- Step 1: Write the proportion equation
55.97 : 83.84 = 26.99 : x - Step 2: Convert to fraction form
55.97/83.84 = 26.99/x - Step 3: Cross multiply
55.97x = 83.84 × 26.99 - Step 4: Simplify right side
55.97x = 2,263.08 - Step 5: Solve for x
x = 2,263.08/55.97 - Step 6: Final answer
x = 40.43
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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.