Finding the Third Proportional to 7,484.63 and 16,215.19
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Solution
The third proportional to 7,484.63 and 16,215.19 is: 35,129.66
Step by Step Solution
- Step 1: Write the proportion equation
7,484.63 : 16,215.19 = 16,215.19 : x - Step 2: Convert to fraction form
7,484.63/16,215.19 = 16,215.19/x - Step 3: Cross multiply
7,484.63x = 16,215.19 × 16,215.19 - Step 4: Simplify right side
7,484.63x = 262,932,305.66 - Step 5: Solve for x
x = 262,932,305.66/7,484.63 - Step 6: Final answer
x = 35,129.66
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.