Finding the Third Proportional to 17,720 and 26,237
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Solution
The third proportional to 17,720 and 26,237 is: 38,847.64
Step by Step Solution
- Step 1: Write the proportion equation
17,720 : 26,237 = 26,237 : x - Step 2: Convert to fraction form
17,720/26,237 = 26,237/x - Step 3: Cross multiply
17,720x = 26,237 × 26,237 - Step 4: Simplify right side
17,720x = 688,380,169 - Step 5: Solve for x
x = 688,380,169/17,720 - Step 6: Final answer
x = 38,847.64
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Why These Related Problems?
These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.