Home / 26,906.42-40,359.56-12,823.76

Finding the Fourth Proportional to 26,906.42, 40,359.56 and 12,823.76

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Solution

The fourth proportional to 26,906.42, 40,359.56 and 12,823.76 is: 19,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.42 : 40,359.56 = 12,823.76 : x
  2. Step 2: Convert to fraction form
    26,906.42/40,359.56 = 12,823.76/x
  3. Step 3: Cross multiply
    26,906.42x = 40,359.56 × 12,823.76
  4. Step 4: Simplify right side
    26,906.42x = 517,561,311.15
  5. Step 5: Solve for x
    x = 517,561,311.15/26,906.42
  6. Step 6: Final answer
    x = 19,235.61

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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.