Finding the Third Proportional to 30,930 and 48,015
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Solution
The third proportional to 30,930 and 48,015 is: 74,537.35
Step by Step Solution
- Step 1: Write the proportion equation
30,930 : 48,015 = 48,015 : x - Step 2: Convert to fraction form
30,930/48,015 = 48,015/x - Step 3: Cross multiply
30,930x = 48,015 × 48,015 - Step 4: Simplify right side
30,930x = 2,305,440,225 - Step 5: Solve for x
x = 2,305,440,225/30,930 - Step 6: Final answer
x = 74,537.35
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.