Home / 39,629.28-59,408.64-15,022.56

Finding the Fourth Proportional to 39,629.28, 59,408.64 and 15,022.56

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Solution

The fourth proportional to 39,629.28, 59,408.64 and 15,022.56 is: 22,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.28 : 59,408.64 = 15,022.56 : x
  2. Step 2: Convert to fraction form
    39,629.28/59,408.64 = 15,022.56/x
  3. Step 3: Cross multiply
    39,629.28x = 59,408.64 × 15,022.56
  4. Step 4: Simplify right side
    39,629.28x = 892,469,858.92
  5. Step 5: Solve for x
    x = 892,469,858.92/39,629.28
  6. Step 6: Final answer
    x = 22,520.47

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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.