Finding the Fourth Proportional to 40.67, 56.10 and 26.09
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Solution
The fourth proportional to 40.67, 56.10 and 26.09 is: 35.99
Step by Step Solution
- Step 1: Write the proportion equation
40.67 : 56.10 = 26.09 : x - Step 2: Convert to fraction form
40.67/56.10 = 26.09/x - Step 3: Cross multiply
40.67x = 56.10 × 26.09 - Step 4: Simplify right side
40.67x = 1,463.65 - Step 5: Solve for x
x = 1,463.65/40.67 - Step 6: Final answer
x = 35.99
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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.