Home / 26,209.20-39,330-10,626.96

Finding the Fourth Proportional to 26,209.20, 39,330 and 10,626.96

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Solution

The fourth proportional to 26,209.20, 39,330 and 10,626.96 is: 15,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.20 : 39,330 = 10,626.96 : x
  2. Step 2: Convert to fraction form
    26,209.20/39,330 = 10,626.96/x
  3. Step 3: Cross multiply
    26,209.20x = 39,330 × 10,626.96
  4. Step 4: Simplify right side
    26,209.20x = 417,958,336.80
  5. Step 5: Solve for x
    x = 417,958,336.80/26,209.20
  6. Step 6: Final answer
    x = 15,947.01

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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.