Finding the Third Proportional to 10,293.75 and 21,660.75
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Solution
The third proportional to 10,293.75 and 21,660.75 is: 45,579.90
Step by Step Solution
- Step 1: Write the proportion equation
10,293.75 : 21,660.75 = 21,660.75 : x - Step 2: Convert to fraction form
10,293.75/21,660.75 = 21,660.75/x - Step 3: Cross multiply
10,293.75x = 21,660.75 × 21,660.75 - Step 4: Simplify right side
10,293.75x = 469,188,090.56 - Step 5: Solve for x
x = 469,188,090.56/10,293.75 - Step 6: Final answer
x = 45,579.90
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.