Finding the Third Proportional to 7,136.25 and 14,769.75
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Solution
The third proportional to 7,136.25 and 14,769.75 is: 30,568.65
Step by Step Solution
- Step 1: Write the proportion equation
7,136.25 : 14,769.75 = 14,769.75 : x - Step 2: Convert to fraction form
7,136.25/14,769.75 = 14,769.75/x - Step 3: Cross multiply
7,136.25x = 14,769.75 × 14,769.75 - Step 4: Simplify right side
7,136.25x = 218,145,515.06 - Step 5: Solve for x
x = 218,145,515.06/7,136.25 - Step 6: Final answer
x = 30,568.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.