Finding the Third Proportional to 9,127 and 13,042.50
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Solution
The third proportional to 9,127 and 13,042.50 is: 18,637.76
Step by Step Solution
- Step 1: Write the proportion equation
9,127 : 13,042.50 = 13,042.50 : x - Step 2: Convert to fraction form
9,127/13,042.50 = 13,042.50/x - Step 3: Cross multiply
9,127x = 13,042.50 × 13,042.50 - Step 4: Simplify right side
9,127x = 170,106,806.25 - Step 5: Solve for x
x = 170,106,806.25/9,127 - Step 6: Final answer
x = 18,637.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.