Finding the Third Proportional to 21,854.75 and 47,879.75
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Solution
The third proportional to 21,854.75 and 47,879.75 is: 104,895.75
Step by Step Solution
- Step 1: Write the proportion equation
21,854.75 : 47,879.75 = 47,879.75 : x - Step 2: Convert to fraction form
21,854.75/47,879.75 = 47,879.75/x - Step 3: Cross multiply
21,854.75x = 47,879.75 × 47,879.75 - Step 4: Simplify right side
21,854.75x = 2,292,470,460.06 - Step 5: Solve for x
x = 2,292,470,460.06/21,854.75 - Step 6: Final answer
x = 104,895.75
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.