Home / 16,600.97-24,900.77-4,120.71

Finding the Fourth Proportional to 16,600.97, 24,900.77 and 4,120.71

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Solution

The fourth proportional to 16,600.97, 24,900.77 and 4,120.71 is: 6,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.97 : 24,900.77 = 4,120.71 : x
  2. Step 2: Convert to fraction form
    16,600.97/24,900.77 = 4,120.71/x
  3. Step 3: Cross multiply
    16,600.97x = 24,900.77 × 4,120.71
  4. Step 4: Simplify right side
    16,600.97x = 102,608,831.34
  5. Step 5: Solve for x
    x = 102,608,831.34/16,600.97
  6. Step 6: Final answer
    x = 6,180.90

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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.