Home / 23,121.36-34,684.38-6,481.44

Finding the Fourth Proportional to 23,121.36, 34,684.38 and 6,481.44

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Solution

The fourth proportional to 23,121.36, 34,684.38 and 6,481.44 is: 9,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.36 : 34,684.38 = 6,481.44 : x
  2. Step 2: Convert to fraction form
    23,121.36/34,684.38 = 6,481.44/x
  3. Step 3: Cross multiply
    23,121.36x = 34,684.38 × 6,481.44
  4. Step 4: Simplify right side
    23,121.36x = 224,804,727.91
  5. Step 5: Solve for x
    x = 224,804,727.91/23,121.36
  6. Step 6: Final answer
    x = 9,722.82

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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.