Home / 36,678.46-55,008.84-16,938.04

Finding the Fourth Proportional to 36,678.46, 55,008.84 and 16,938.04

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Solution

The fourth proportional to 36,678.46, 55,008.84 and 16,938.04 is: 25,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.46 : 55,008.84 = 16,938.04 : x
  2. Step 2: Convert to fraction form
    36,678.46/55,008.84 = 16,938.04/x
  3. Step 3: Cross multiply
    36,678.46x = 55,008.84 × 16,938.04
  4. Step 4: Simplify right side
    36,678.46x = 931,741,932.27
  5. Step 5: Solve for x
    x = 931,741,932.27/36,678.46
  6. Step 6: Final answer
    x = 25,402.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.