Finding the Third Proportional to 13,767.75 and 21,881.75
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Solution
The third proportional to 13,767.75 and 21,881.75 is: 34,777.72
Step by Step Solution
- Step 1: Write the proportion equation
13,767.75 : 21,881.75 = 21,881.75 : x - Step 2: Convert to fraction form
13,767.75/21,881.75 = 21,881.75/x - Step 3: Cross multiply
13,767.75x = 21,881.75 × 21,881.75 - Step 4: Simplify right side
13,767.75x = 478,810,983.06 - Step 5: Solve for x
x = 478,810,983.06/13,767.75 - Step 6: Final answer
x = 34,777.72
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.