Home / 26,183.79-39,277.51-8,665.92

Finding the Fourth Proportional to 26,183.79, 39,277.51 and 8,665.92

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Solution

The fourth proportional to 26,183.79, 39,277.51 and 8,665.92 is: 12,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,183.79 : 39,277.51 = 8,665.92 : x
  2. Step 2: Convert to fraction form
    26,183.79/39,277.51 = 8,665.92/x
  3. Step 3: Cross multiply
    26,183.79x = 39,277.51 × 8,665.92
  4. Step 4: Simplify right side
    26,183.79x = 340,375,737.79
  5. Step 5: Solve for x
    x = 340,375,737.79/26,183.79
  6. Step 6: Final answer
    x = 12,999.48

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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.