Finding the Fourth Proportional to 33,880, 46,754.40 and 20,632
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Solution
The fourth proportional to 33,880, 46,754.40 and 20,632 is: 28,472.16
Step by Step Solution
- Step 1: Write the proportion equation
33,880 : 46,754.40 = 20,632 : x - Step 2: Convert to fraction form
33,880/46,754.40 = 20,632/x - Step 3: Cross multiply
33,880x = 46,754.40 × 20,632 - Step 4: Simplify right side
33,880x = 964,636,780.80 - Step 5: Solve for x
x = 964,636,780.80/33,880 - Step 6: Final answer
x = 28,472.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.