Finding the Third Proportional to 7,989.75 and 18,537.75
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Solution
The third proportional to 7,989.75 and 18,537.75 is: 43,011.13
Step by Step Solution
- Step 1: Write the proportion equation
7,989.75 : 18,537.75 = 18,537.75 : x - Step 2: Convert to fraction form
7,989.75/18,537.75 = 18,537.75/x - Step 3: Cross multiply
7,989.75x = 18,537.75 × 18,537.75 - Step 4: Simplify right side
7,989.75x = 343,648,175.06 - Step 5: Solve for x
x = 343,648,175.06/7,989.75 - Step 6: Final answer
x = 43,011.13
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These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.