Home / 12,099.92-18,151.02-4,704.95

Finding the Fourth Proportional to 12,099.92, 18,151.02 and 4,704.95

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Solution

The fourth proportional to 12,099.92, 18,151.02 and 4,704.95 is: 7,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099.92 : 18,151.02 = 4,704.95 : x
  2. Step 2: Convert to fraction form
    12,099.92/18,151.02 = 4,704.95/x
  3. Step 3: Cross multiply
    12,099.92x = 18,151.02 × 4,704.95
  4. Step 4: Simplify right side
    12,099.92x = 85,399,550.79
  5. Step 5: Solve for x
    x = 85,399,550.79/12,099.92
  6. Step 6: Final answer
    x = 7,057.86

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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.