Finding the Third Proportional to 15,570 and 17,682
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Solution
The third proportional to 15,570 and 17,682 is: 20,080.48
Step by Step Solution
- Step 1: Write the proportion equation
15,570 : 17,682 = 17,682 : x - Step 2: Convert to fraction form
15,570/17,682 = 17,682/x - Step 3: Cross multiply
15,570x = 17,682 × 17,682 - Step 4: Simplify right side
15,570x = 312,653,124 - Step 5: Solve for x
x = 312,653,124/15,570 - Step 6: Final answer
x = 20,080.48
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Why These Related Problems?
These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.