Finding the Third Proportional to 16,863.75 and 18,672.75
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Solution
The third proportional to 16,863.75 and 18,672.75 is: 20,675.80
Step by Step Solution
- Step 1: Write the proportion equation
16,863.75 : 18,672.75 = 18,672.75 : x - Step 2: Convert to fraction form
16,863.75/18,672.75 = 18,672.75/x - Step 3: Cross multiply
16,863.75x = 18,672.75 × 18,672.75 - Step 4: Simplify right side
16,863.75x = 348,671,592.56 - Step 5: Solve for x
x = 348,671,592.56/16,863.75 - Step 6: Final answer
x = 20,675.80
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These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.