Home / 16,905.24-25,358.44-5,811.83

Finding the Fourth Proportional to 16,905.24, 25,358.44 and 5,811.83

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Solution

The fourth proportional to 16,905.24, 25,358.44 and 5,811.83 is: 8,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.24 : 25,358.44 = 5,811.83 : x
  2. Step 2: Convert to fraction form
    16,905.24/25,358.44 = 5,811.83/x
  3. Step 3: Cross multiply
    16,905.24x = 25,358.44 × 5,811.83
  4. Step 4: Simplify right side
    16,905.24x = 147,378,991.21
  5. Step 5: Solve for x
    x = 147,378,991.21/16,905.24
  6. Step 6: Final answer
    x = 8,717.95

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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.