Finding the Third Proportional to 21,313.13 and 31,195.13
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Solution
The third proportional to 21,313.13 and 31,195.13 is: 45,658.99
Step by Step Solution
- Step 1: Write the proportion equation
21,313.13 : 31,195.13 = 31,195.13 : x - Step 2: Convert to fraction form
21,313.13/31,195.13 = 31,195.13/x - Step 3: Cross multiply
21,313.13x = 31,195.13 × 31,195.13 - Step 4: Simplify right side
21,313.13x = 973,135,823.77 - Step 5: Solve for x
x = 973,135,823.77/21,313.13 - Step 6: Final answer
x = 45,658.99
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.