Finding the Third Proportional to 19,117 and 39,577.75
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Solution
The third proportional to 19,117 and 39,577.75 is: 81,937.45
Step by Step Solution
- Step 1: Write the proportion equation
19,117 : 39,577.75 = 39,577.75 : x - Step 2: Convert to fraction form
19,117/39,577.75 = 39,577.75/x - Step 3: Cross multiply
19,117x = 39,577.75 × 39,577.75 - Step 4: Simplify right side
19,117x = 1,566,398,295.06 - Step 5: Solve for x
x = 1,566,398,295.06/19,117 - Step 6: Final answer
x = 81,937.45
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.