Finding the Fourth Proportional to 15,622, 23,433 and 4,678
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Solution
The fourth proportional to 15,622, 23,433 and 4,678 is: 7,017
Step by Step Solution
- Step 1: Write the proportion equation
15,622 : 23,433 = 4,678 : x - Step 2: Convert to fraction form
15,622/23,433 = 4,678/x - Step 3: Cross multiply
15,622x = 23,433 × 4,678 - Step 4: Simplify right side
15,622x = 109,619,574 - Step 5: Solve for x
x = 109,619,574/15,622 - Step 6: Final answer
x = 7,017
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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.