Finding the Third Proportional to 17,686 and 38,652.50
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Solution
The third proportional to 17,686 and 38,652.50 is: 84,474.49
Step by Step Solution
- Step 1: Write the proportion equation
17,686 : 38,652.50 = 38,652.50 : x - Step 2: Convert to fraction form
17,686/38,652.50 = 38,652.50/x - Step 3: Cross multiply
17,686x = 38,652.50 × 38,652.50 - Step 4: Simplify right side
17,686x = 1,494,015,756.25 - Step 5: Solve for x
x = 1,494,015,756.25/17,686 - Step 6: Final answer
x = 84,474.49
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.