Finding the Third Proportional to 9,960 and 14,572
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Solution
The third proportional to 9,960 and 14,572 is: 21,319.60
Step by Step Solution
- Step 1: Write the proportion equation
9,960 : 14,572 = 14,572 : x - Step 2: Convert to fraction form
9,960/14,572 = 14,572/x - Step 3: Cross multiply
9,960x = 14,572 × 14,572 - Step 4: Simplify right side
9,960x = 212,343,184 - Step 5: Solve for x
x = 212,343,184/9,960 - Step 6: Final answer
x = 21,319.60
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.