Finding the Third Proportional to 8,420.06 and 11,526.75
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Solution
The third proportional to 8,420.06 and 11,526.75 is: 15,779.69
Step by Step Solution
- Step 1: Write the proportion equation
8,420.06 : 11,526.75 = 11,526.75 : x - Step 2: Convert to fraction form
8,420.06/11,526.75 = 11,526.75/x - Step 3: Cross multiply
8,420.06x = 11,526.75 × 11,526.75 - Step 4: Simplify right side
8,420.06x = 132,865,965.56 - Step 5: Solve for x
x = 132,865,965.56/8,420.06 - Step 6: Final answer
x = 15,779.69
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.