Finding the Third Proportional to 7,988.63 and 16,998.19
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Solution
The third proportional to 7,988.63 and 16,998.19 is: 36,168.72
Step by Step Solution
- Step 1: Write the proportion equation
7,988.63 : 16,998.19 = 16,998.19 : x - Step 2: Convert to fraction form
7,988.63/16,998.19 = 16,998.19/x - Step 3: Cross multiply
7,988.63x = 16,998.19 × 16,998.19 - Step 4: Simplify right side
7,988.63x = 288,938,378.29 - Step 5: Solve for x
x = 288,938,378.29/7,988.63 - Step 6: Final answer
x = 36,168.72
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.