Home / 23,091.42-31,866.39-12,481.26

Finding the Fourth Proportional to 23,091.42, 31,866.39 and 12,481.26

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Solution

The fourth proportional to 23,091.42, 31,866.39 and 12,481.26 is: 17,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,091.42 : 31,866.39 = 12,481.26 : x
  2. Step 2: Convert to fraction form
    23,091.42/31,866.39 = 12,481.26/x
  3. Step 3: Cross multiply
    23,091.42x = 31,866.39 × 12,481.26
  4. Step 4: Simplify right side
    23,091.42x = 397,732,698.85
  5. Step 5: Solve for x
    x = 397,732,698.85/23,091.42
  6. Step 6: Final answer
    x = 17,224.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.