Finding the Fourth Proportional to 31,202.06, 46,786.68 and 26,838.99
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Solution
The fourth proportional to 31,202.06, 46,786.68 and 26,838.99 is: 40,244.38
Step by Step Solution
- Step 1: Write the proportion equation
31,202.06 : 46,786.68 = 26,838.99 : x - Step 2: Convert to fraction form
31,202.06/46,786.68 = 26,838.99/x - Step 3: Cross multiply
31,202.06x = 46,786.68 × 26,838.99 - Step 4: Simplify right side
31,202.06x = 1,255,707,236.65 - Step 5: Solve for x
x = 1,255,707,236.65/31,202.06 - Step 6: Final answer
x = 40,244.38
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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.