Finding the Third Proportional to 18,079.13 and 27,989.63
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Solution
The third proportional to 18,079.13 and 27,989.63 is: 43,332.80
Step by Step Solution
- Step 1: Write the proportion equation
18,079.13 : 27,989.63 = 27,989.63 : x - Step 2: Convert to fraction form
18,079.13/27,989.63 = 27,989.63/x - Step 3: Cross multiply
18,079.13x = 27,989.63 × 27,989.63 - Step 4: Simplify right side
18,079.13x = 783,419,107.64 - Step 5: Solve for x
x = 783,419,107.64/18,079.13 - Step 6: Final answer
x = 43,332.80
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.