Finding the Third Proportional to 15,400.13 and 19,455.19
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Solution
The third proportional to 15,400.13 and 19,455.19 is: 24,578.00
Step by Step Solution
- Step 1: Write the proportion equation
15,400.13 : 19,455.19 = 19,455.19 : x - Step 2: Convert to fraction form
15,400.13/19,455.19 = 19,455.19/x - Step 3: Cross multiply
15,400.13x = 19,455.19 × 19,455.19 - Step 4: Simplify right side
15,400.13x = 378,504,320.66 - Step 5: Solve for x
x = 378,504,320.66/15,400.13 - Step 6: Final answer
x = 24,578.00
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Why These Related Problems?
These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.