Home / 13,900.62-20,847.57-4,037.22

Finding the Fourth Proportional to 13,900.62, 20,847.57 and 4,037.22

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Solution

The fourth proportional to 13,900.62, 20,847.57 and 4,037.22 is: 6,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900.62 : 20,847.57 = 4,037.22 : x
  2. Step 2: Convert to fraction form
    13,900.62/20,847.57 = 4,037.22/x
  3. Step 3: Cross multiply
    13,900.62x = 20,847.57 × 4,037.22
  4. Step 4: Simplify right side
    13,900.62x = 84,166,226.56
  5. Step 5: Solve for x
    x = 84,166,226.56/13,900.62
  6. Step 6: Final answer
    x = 6,054.85

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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.