Finding the Third Proportional to 13,239.75 and 18,657.75
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Solution
The third proportional to 13,239.75 and 18,657.75 is: 26,292.92
Step by Step Solution
- Step 1: Write the proportion equation
13,239.75 : 18,657.75 = 18,657.75 : x - Step 2: Convert to fraction form
13,239.75/18,657.75 = 18,657.75/x - Step 3: Cross multiply
13,239.75x = 18,657.75 × 18,657.75 - Step 4: Simplify right side
13,239.75x = 348,111,635.06 - Step 5: Solve for x
x = 348,111,635.06/13,239.75 - Step 6: Final answer
x = 26,292.92
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.