Home / 26,906.19-40,358.88-12,104.66

Finding the Fourth Proportional to 26,906.19, 40,358.88 and 12,104.66

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Solution

The fourth proportional to 26,906.19, 40,358.88 and 12,104.66 is: 18,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.19 : 40,358.88 = 12,104.66 : x
  2. Step 2: Convert to fraction form
    26,906.19/40,358.88 = 12,104.66/x
  3. Step 3: Cross multiply
    26,906.19x = 40,358.88 × 12,104.66
  4. Step 4: Simplify right side
    26,906.19x = 488,530,318.59
  5. Step 5: Solve for x
    x = 488,530,318.59/26,906.19
  6. Step 6: Final answer
    x = 18,156.80

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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.