Home / 16,879.22-25,323.23-5,785.86

Finding the Fourth Proportional to 16,879.22, 25,323.23 and 5,785.86

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Solution

The fourth proportional to 16,879.22, 25,323.23 and 5,785.86 is: 8,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.22 : 25,323.23 = 5,785.86 : x
  2. Step 2: Convert to fraction form
    16,879.22/25,323.23 = 5,785.86/x
  3. Step 3: Cross multiply
    16,879.22x = 25,323.23 × 5,785.86
  4. Step 4: Simplify right side
    16,879.22x = 146,516,772.95
  5. Step 5: Solve for x
    x = 146,516,772.95/16,879.22
  6. Step 6: Final answer
    x = 8,680.31

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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.