Home / 26,789.60-40,184.20-8,069.56

Finding the Fourth Proportional to 26,789.60, 40,184.20 and 8,069.56

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Solution

The fourth proportional to 26,789.60, 40,184.20 and 8,069.56 is: 12,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.60 : 40,184.20 = 8,069.56 : x
  2. Step 2: Convert to fraction form
    26,789.60/40,184.20 = 8,069.56/x
  3. Step 3: Cross multiply
    26,789.60x = 40,184.20 × 8,069.56
  4. Step 4: Simplify right side
    26,789.60x = 324,268,812.95
  5. Step 5: Solve for x
    x = 324,268,812.95/26,789.60
  6. Step 6: Final answer
    x = 12,104.28

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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.