Home / 26,660.72-36,791.50-14,723.82

Finding the Fourth Proportional to 26,660.72, 36,791.50 and 14,723.82

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Solution

The fourth proportional to 26,660.72, 36,791.50 and 14,723.82 is: 20,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.72 : 36,791.50 = 14,723.82 : x
  2. Step 2: Convert to fraction form
    26,660.72/36,791.50 = 14,723.82/x
  3. Step 3: Cross multiply
    26,660.72x = 36,791.50 × 14,723.82
  4. Step 4: Simplify right side
    26,660.72x = 541,711,423.53
  5. Step 5: Solve for x
    x = 541,711,423.53/26,660.72
  6. Step 6: Final answer
    x = 20,318.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.