Finding the Third Proportional to 19,871 and 32,729
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Solution
The third proportional to 19,871 and 32,729 is: 53,907.07
Step by Step Solution
- Step 1: Write the proportion equation
19,871 : 32,729 = 32,729 : x - Step 2: Convert to fraction form
19,871/32,729 = 32,729/x - Step 3: Cross multiply
19,871x = 32,729 × 32,729 - Step 4: Simplify right side
19,871x = 1,071,187,441 - Step 5: Solve for x
x = 1,071,187,441/19,871 - Step 6: Final answer
x = 53,907.07
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Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.