Finding the Third Proportional to 7,859.53 and 12,267.70
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Solution
The third proportional to 7,859.53 and 12,267.70 is: 19,148.28
Step by Step Solution
- Step 1: Write the proportion equation
7,859.53 : 12,267.70 = 12,267.70 : x - Step 2: Convert to fraction form
7,859.53/12,267.70 = 12,267.70/x - Step 3: Cross multiply
7,859.53x = 12,267.70 × 12,267.70 - Step 4: Simplify right side
7,859.53x = 150,496,539.96 - Step 5: Solve for x
x = 150,496,539.96/7,859.53 - Step 6: Final answer
x = 19,148.28
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.