Finding the Fourth Proportional to 24,170.11, 33,278.95 and 21,955.76
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Solution
The fourth proportional to 24,170.11, 33,278.95 and 21,955.76 is: 30,230.09
Step by Step Solution
- Step 1: Write the proportion equation
24,170.11 : 33,278.95 = 21,955.76 : x - Step 2: Convert to fraction form
24,170.11/33,278.95 = 21,955.76/x - Step 3: Cross multiply
24,170.11x = 33,278.95 × 21,955.76 - Step 4: Simplify right side
24,170.11x = 730,664,639.25 - Step 5: Solve for x
x = 730,664,639.25/24,170.11 - Step 6: Final answer
x = 30,230.09
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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.