Home / 26,836.11-40,270.55-16,961.79

Finding the Fourth Proportional to 26,836.11, 40,270.55 and 16,961.79

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Solution

The fourth proportional to 26,836.11, 40,270.55 and 16,961.79 is: 25,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836.11 : 40,270.55 = 16,961.79 : x
  2. Step 2: Convert to fraction form
    26,836.11/40,270.55 = 16,961.79/x
  3. Step 3: Cross multiply
    26,836.11x = 40,270.55 × 16,961.79
  4. Step 4: Simplify right side
    26,836.11x = 683,060,527.48
  5. Step 5: Solve for x
    x = 683,060,527.48/26,836.11
  6. Step 6: Final answer
    x = 25,453.04

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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.