Home / 26,274.20-39,410.19-12,229.39

Finding the Fourth Proportional to 26,274.20, 39,410.19 and 12,229.39

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Solution

The fourth proportional to 26,274.20, 39,410.19 and 12,229.39 is: 18,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,274.20 : 39,410.19 = 12,229.39 : x
  2. Step 2: Convert to fraction form
    26,274.20/39,410.19 = 12,229.39/x
  3. Step 3: Cross multiply
    26,274.20x = 39,410.19 × 12,229.39
  4. Step 4: Simplify right side
    26,274.20x = 481,962,632.75
  5. Step 5: Solve for x
    x = 481,962,632.75/26,274.20
  6. Step 6: Final answer
    x = 18,343.57

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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.