Finding the Third Proportional to 19,716.75 and 30,579.75
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Solution
The third proportional to 19,716.75 and 30,579.75 is: 47,427.75
Step by Step Solution
- Step 1: Write the proportion equation
19,716.75 : 30,579.75 = 30,579.75 : x - Step 2: Convert to fraction form
19,716.75/30,579.75 = 30,579.75/x - Step 3: Cross multiply
19,716.75x = 30,579.75 × 30,579.75 - Step 4: Simplify right side
19,716.75x = 935,121,110.06 - Step 5: Solve for x
x = 935,121,110.06/19,716.75 - Step 6: Final answer
x = 47,427.75
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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.