Home / 16,037.20-24,007.20-12,116.80

Finding the Fourth Proportional to 16,037.20, 24,007.20 and 12,116.80

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Solution

The fourth proportional to 16,037.20, 24,007.20 and 12,116.80 is: 18,138.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,037.20 : 24,007.20 = 12,116.80 : x
  2. Step 2: Convert to fraction form
    16,037.20/24,007.20 = 12,116.80/x
  3. Step 3: Cross multiply
    16,037.20x = 24,007.20 × 12,116.80
  4. Step 4: Simplify right side
    16,037.20x = 290,890,440.96
  5. Step 5: Solve for x
    x = 290,890,440.96/16,037.20
  6. Step 6: Final answer
    x = 18,138.48

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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.