Home / 39,163.89-58,745.84-14,198.28

Finding the Fourth Proportional to 39,163.89, 58,745.84 and 14,198.28

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Solution

The fourth proportional to 39,163.89, 58,745.84 and 14,198.28 is: 21,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,163.89 : 58,745.84 = 14,198.28 : x
  2. Step 2: Convert to fraction form
    39,163.89/58,745.84 = 14,198.28/x
  3. Step 3: Cross multiply
    39,163.89x = 58,745.84 × 14,198.28
  4. Step 4: Simplify right side
    39,163.89x = 834,089,885.16
  5. Step 5: Solve for x
    x = 834,089,885.16/39,163.89
  6. Step 6: Final answer
    x = 21,297.42

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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.