Home / 26,690.46-40,022.09-8,914.73

Finding the Fourth Proportional to 26,690.46, 40,022.09 and 8,914.73

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Solution

The fourth proportional to 26,690.46, 40,022.09 and 8,914.73 is: 13,367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.46 : 40,022.09 = 8,914.73 : x
  2. Step 2: Convert to fraction form
    26,690.46/40,022.09 = 8,914.73/x
  3. Step 3: Cross multiply
    26,690.46x = 40,022.09 × 8,914.73
  4. Step 4: Simplify right side
    26,690.46x = 356,785,881.70
  5. Step 5: Solve for x
    x = 356,785,881.70/26,690.46
  6. Step 6: Final answer
    x = 13,367.54

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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.