Finding the Fourth Proportional to 17,680.81, 24,396.36 and 10,024.12
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Solution
The fourth proportional to 17,680.81, 24,396.36 and 10,024.12 is: 13,831.50
Step by Step Solution
- Step 1: Write the proportion equation
17,680.81 : 24,396.36 = 10,024.12 : x - Step 2: Convert to fraction form
17,680.81/24,396.36 = 10,024.12/x - Step 3: Cross multiply
17,680.81x = 24,396.36 × 10,024.12 - Step 4: Simplify right side
17,680.81x = 244,552,040.20 - Step 5: Solve for x
x = 244,552,040.20/17,680.81 - Step 6: Final answer
x = 13,831.50
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1.5x scale
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.