Home / 24,186.24-36,236.40-20,640.26

Finding the Fourth Proportional to 24,186.24, 36,236.40 and 20,640.26

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Solution

The fourth proportional to 24,186.24, 36,236.40 and 20,640.26 is: 30,923.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,186.24 : 36,236.40 = 20,640.26 : x
  2. Step 2: Convert to fraction form
    24,186.24/36,236.40 = 20,640.26/x
  3. Step 3: Cross multiply
    24,186.24x = 36,236.40 × 20,640.26
  4. Step 4: Simplify right side
    24,186.24x = 747,928,730.65
  5. Step 5: Solve for x
    x = 747,928,730.65/24,186.24
  6. Step 6: Final answer
    x = 30,923.73

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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.