Finding the Third Proportional to 18,964.13 and 27,555.19
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Solution
The third proportional to 18,964.13 and 27,555.19 is: 40,038.14
Step by Step Solution
- Step 1: Write the proportion equation
18,964.13 : 27,555.19 = 27,555.19 : x - Step 2: Convert to fraction form
18,964.13/27,555.19 = 27,555.19/x - Step 3: Cross multiply
18,964.13x = 27,555.19 × 27,555.19 - Step 4: Simplify right side
18,964.13x = 759,288,358.16 - Step 5: Solve for x
x = 759,288,358.16/18,964.13 - Step 6: Final answer
x = 40,038.14
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Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.