Finding the Fourth Proportional to 14,658, 21,987 and 6,450
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Solution
The fourth proportional to 14,658, 21,987 and 6,450 is: 9,675
Step by Step Solution
- Step 1: Write the proportion equation
14,658 : 21,987 = 6,450 : x - Step 2: Convert to fraction form
14,658/21,987 = 6,450/x - Step 3: Cross multiply
14,658x = 21,987 × 6,450 - Step 4: Simplify right side
14,658x = 141,816,150 - Step 5: Solve for x
x = 141,816,150/14,658 - Step 6: Final answer
x = 9,675
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.