Home / 23,103.46-31,882.68-12,493.09

Finding the Fourth Proportional to 23,103.46, 31,882.68 and 12,493.09

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Solution

The fourth proportional to 23,103.46, 31,882.68 and 12,493.09 is: 17,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,103.46 : 31,882.68 = 12,493.09 : x
  2. Step 2: Convert to fraction form
    23,103.46/31,882.68 = 12,493.09/x
  3. Step 3: Cross multiply
    23,103.46x = 31,882.68 × 12,493.09
  4. Step 4: Simplify right side
    23,103.46x = 398,313,190.68
  5. Step 5: Solve for x
    x = 398,313,190.68/23,103.46
  6. Step 6: Final answer
    x = 17,240.41

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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.