Finding the Third Proportional to 8,439.19 and 14,223.09
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Solution
The third proportional to 8,439.19 and 14,223.09 is: 23,971.07
Step by Step Solution
- Step 1: Write the proportion equation
8,439.19 : 14,223.09 = 14,223.09 : x - Step 2: Convert to fraction form
8,439.19/14,223.09 = 14,223.09/x - Step 3: Cross multiply
8,439.19x = 14,223.09 × 14,223.09 - Step 4: Simplify right side
8,439.19x = 202,296,395.82 - Step 5: Solve for x
x = 202,296,395.82/8,439.19 - Step 6: Final answer
x = 23,971.07
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Why These Related Problems?
These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.