Finding the Third Proportional to 13,894 and 19,803
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Solution
The third proportional to 13,894 and 19,803 is: 28,225.05
Step by Step Solution
- Step 1: Write the proportion equation
13,894 : 19,803 = 19,803 : x - Step 2: Convert to fraction form
13,894/19,803 = 19,803/x - Step 3: Cross multiply
13,894x = 19,803 × 19,803 - Step 4: Simplify right side
13,894x = 392,158,809 - Step 5: Solve for x
x = 392,158,809/13,894 - Step 6: Final answer
x = 28,225.05
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.