Finding the Third Proportional to 13,040 and 19,650
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Solution
The third proportional to 13,040 and 19,650 is: 29,610.62
Step by Step Solution
- Step 1: Write the proportion equation
13,040 : 19,650 = 19,650 : x - Step 2: Convert to fraction form
13,040/19,650 = 19,650/x - Step 3: Cross multiply
13,040x = 19,650 × 19,650 - Step 4: Simplify right side
13,040x = 386,122,500 - Step 5: Solve for x
x = 386,122,500/13,040 - Step 6: Final answer
x = 29,610.62
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.