Home / 28,408.37-39,183.66-24,129.95

Finding the Fourth Proportional to 28,408.37, 39,183.66 and 24,129.95

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Solution

The fourth proportional to 28,408.37, 39,183.66 and 24,129.95 is: 33,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,408.37 : 39,183.66 = 24,129.95 : x
  2. Step 2: Convert to fraction form
    28,408.37/39,183.66 = 24,129.95/x
  3. Step 3: Cross multiply
    28,408.37x = 39,183.66 × 24,129.95
  4. Step 4: Simplify right side
    28,408.37x = 945,499,560.70
  5. Step 5: Solve for x
    x = 945,499,560.70/28,408.37
  6. Step 6: Final answer
    x = 33,282.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.