Home / 16,288.97-24,408.85-12,109.37

Finding the Fourth Proportional to 16,288.97, 24,408.85 and 12,109.37

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Solution

The fourth proportional to 16,288.97, 24,408.85 and 12,109.37 is: 18,145.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.97 : 24,408.85 = 12,109.37 : x
  2. Step 2: Convert to fraction form
    16,288.97/24,408.85 = 12,109.37/x
  3. Step 3: Cross multiply
    16,288.97x = 24,408.85 × 12,109.37
  4. Step 4: Simplify right side
    16,288.97x = 295,575,795.92
  5. Step 5: Solve for x
    x = 295,575,795.92/16,288.97
  6. Step 6: Final answer
    x = 18,145.76

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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.