Finding the Third Proportional to 7,176.09 and 13,959.21
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Solution
The third proportional to 7,176.09 and 13,959.21 is: 27,153.99
Step by Step Solution
- Step 1: Write the proportion equation
7,176.09 : 13,959.21 = 13,959.21 : x - Step 2: Convert to fraction form
7,176.09/13,959.21 = 13,959.21/x - Step 3: Cross multiply
7,176.09x = 13,959.21 × 13,959.21 - Step 4: Simplify right side
7,176.09x = 194,859,570.00 - Step 5: Solve for x
x = 194,859,570.00/7,176.09 - Step 6: Final answer
x = 27,153.99
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These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.