Finding the Fourth Proportional to 43.26, 59.68 and 26
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Solution
The fourth proportional to 43.26, 59.68 and 26 is: 35.87
Step by Step Solution
- Step 1: Write the proportion equation
43.26 : 59.68 = 26 : x - Step 2: Convert to fraction form
43.26/59.68 = 26/x - Step 3: Cross multiply
43.26x = 59.68 × 26 - Step 4: Simplify right side
43.26x = 1,551.68 - Step 5: Solve for x
x = 1,551.68/43.26 - Step 6: Final answer
x = 35.87
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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.