Home / 26,339.46-39,540.06-20,796.54

Finding the Fourth Proportional to 26,339.46, 39,540.06 and 20,796.54

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Solution

The fourth proportional to 26,339.46, 39,540.06 and 20,796.54 is: 31,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.46 : 39,540.06 = 20,796.54 : x
  2. Step 2: Convert to fraction form
    26,339.46/39,540.06 = 20,796.54/x
  3. Step 3: Cross multiply
    26,339.46x = 39,540.06 × 20,796.54
  4. Step 4: Simplify right side
    26,339.46x = 822,296,439.39
  5. Step 5: Solve for x
    x = 822,296,439.39/26,339.46
  6. Step 6: Final answer
    x = 31,219.18

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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.