Home / 26,383.76-39,576.14-8,614.38

Finding the Fourth Proportional to 26,383.76, 39,576.14 and 8,614.38

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Solution

The fourth proportional to 26,383.76, 39,576.14 and 8,614.38 is: 12,921.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,383.76 : 39,576.14 = 8,614.38 : x
  2. Step 2: Convert to fraction form
    26,383.76/39,576.14 = 8,614.38/x
  3. Step 3: Cross multiply
    26,383.76x = 39,576.14 × 8,614.38
  4. Step 4: Simplify right side
    26,383.76x = 340,923,865.82
  5. Step 5: Solve for x
    x = 340,923,865.82/26,383.76
  6. Step 6: Final answer
    x = 12,921.73

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1.5x scale

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.