Finding the Third Proportional to 40,832 and 47,312
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Solution
The third proportional to 40,832 and 47,312 is: 54,820.37
Step by Step Solution
- Step 1: Write the proportion equation
40,832 : 47,312 = 47,312 : x - Step 2: Convert to fraction form
40,832/47,312 = 47,312/x - Step 3: Cross multiply
40,832x = 47,312 × 47,312 - Step 4: Simplify right side
40,832x = 2,238,425,344 - Step 5: Solve for x
x = 2,238,425,344/40,832 - Step 6: Final answer
x = 54,820.37
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Why These Related Problems?
These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.