Finding the Third Proportional to 28,410 and 43,981.50
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Solution
The third proportional to 28,410 and 43,981.50 is: 68,087.73
Step by Step Solution
- Step 1: Write the proportion equation
28,410 : 43,981.50 = 43,981.50 : x - Step 2: Convert to fraction form
28,410/43,981.50 = 43,981.50/x - Step 3: Cross multiply
28,410x = 43,981.50 × 43,981.50 - Step 4: Simplify right side
28,410x = 1,934,372,342.25 - Step 5: Solve for x
x = 1,934,372,342.25/28,410 - Step 6: Final answer
x = 68,087.73
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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.