Finding the Fourth Proportional to 19,616.16, 29,422.62 and 9,084
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Solution
The fourth proportional to 19,616.16, 29,422.62 and 9,084 is: 13,625.25
Step by Step Solution
- Step 1: Write the proportion equation
19,616.16 : 29,422.62 = 9,084 : x - Step 2: Convert to fraction form
19,616.16/29,422.62 = 9,084/x - Step 3: Cross multiply
19,616.16x = 29,422.62 × 9,084 - Step 4: Simplify right side
19,616.16x = 267,275,080.08 - Step 5: Solve for x
x = 267,275,080.08/19,616.16 - Step 6: Final answer
x = 13,625.25
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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.