Home / 45,455.24-68,183.04-13,865.24

Finding the Fourth Proportional to 45,455.24, 68,183.04 and 13,865.24

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Solution

The fourth proportional to 45,455.24, 68,183.04 and 13,865.24 is: 20,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455.24 : 68,183.04 = 13,865.24 : x
  2. Step 2: Convert to fraction form
    45,455.24/68,183.04 = 13,865.24/x
  3. Step 3: Cross multiply
    45,455.24x = 68,183.04 × 13,865.24
  4. Step 4: Simplify right side
    45,455.24x = 945,374,213.53
  5. Step 5: Solve for x
    x = 945,374,213.53/45,455.24
  6. Step 6: Final answer
    x = 20,797.91

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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.