Home / 13,769.42-20,626.41-6,363.68

Finding the Fourth Proportional to 13,769.42, 20,626.41 and 6,363.68

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Solution

The fourth proportional to 13,769.42, 20,626.41 and 6,363.68 is: 9,532.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.42 : 20,626.41 = 6,363.68 : x
  2. Step 2: Convert to fraction form
    13,769.42/20,626.41 = 6,363.68/x
  3. Step 3: Cross multiply
    13,769.42x = 20,626.41 × 6,363.68
  4. Step 4: Simplify right side
    13,769.42x = 131,259,872.79
  5. Step 5: Solve for x
    x = 131,259,872.79/13,769.42
  6. Step 6: Final answer
    x = 9,532.71

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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.