Finding the Third Proportional to 7,458 and 14,709
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Solution
The third proportional to 7,458 and 14,709 is: 29,009.75
Step by Step Solution
- Step 1: Write the proportion equation
7,458 : 14,709 = 14,709 : x - Step 2: Convert to fraction form
7,458/14,709 = 14,709/x - Step 3: Cross multiply
7,458x = 14,709 × 14,709 - Step 4: Simplify right side
7,458x = 216,354,681 - Step 5: Solve for x
x = 216,354,681/7,458 - Step 6: Final answer
x = 29,009.75
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Why These Related Problems?
These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.