Finding the Third Proportional to 7,841.25 and 12,011.63
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Solution
The third proportional to 7,841.25 and 12,011.63 is: 18,400.02
Step by Step Solution
- Step 1: Write the proportion equation
7,841.25 : 12,011.63 = 12,011.63 : x - Step 2: Convert to fraction form
7,841.25/12,011.63 = 12,011.63/x - Step 3: Cross multiply
7,841.25x = 12,011.63 × 12,011.63 - Step 4: Simplify right side
7,841.25x = 144,279,135.14 - Step 5: Solve for x
x = 144,279,135.14/7,841.25 - Step 6: Final answer
x = 18,400.02
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.