Finding the Fourth Proportional to 15,957.36, 23,936 and 7,612.08
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Solution
The fourth proportional to 15,957.36, 23,936 and 7,612.08 is: 11,418.10
Step by Step Solution
- Step 1: Write the proportion equation
15,957.36 : 23,936 = 7,612.08 : x - Step 2: Convert to fraction form
15,957.36/23,936 = 7,612.08/x - Step 3: Cross multiply
15,957.36x = 23,936 × 7,612.08 - Step 4: Simplify right side
15,957.36x = 182,202,746.88 - Step 5: Solve for x
x = 182,202,746.88/15,957.36 - Step 6: Final answer
x = 11,418.10
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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.