Finding the Fourth Proportional to 17,959.54, 26,943.90 and 17,662
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Solution
The fourth proportional to 17,959.54, 26,943.90 and 17,662 is: 26,497.51
Step by Step Solution
- Step 1: Write the proportion equation
17,959.54 : 26,943.90 = 17,662 : x - Step 2: Convert to fraction form
17,959.54/26,943.90 = 17,662/x - Step 3: Cross multiply
17,959.54x = 26,943.90 × 17,662 - Step 4: Simplify right side
17,959.54x = 475,883,161.80 - Step 5: Solve for x
x = 475,883,161.80/17,959.54 - Step 6: Final answer
x = 26,497.51
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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.