Home / 22,467.21-31,004.24-12,396.60

Finding the Fourth Proportional to 22,467.21, 31,004.24 and 12,396.60

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Solution

The fourth proportional to 22,467.21, 31,004.24 and 12,396.60 is: 17,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,467.21 : 31,004.24 = 12,396.60 : x
  2. Step 2: Convert to fraction form
    22,467.21/31,004.24 = 12,396.60/x
  3. Step 3: Cross multiply
    22,467.21x = 31,004.24 × 12,396.60
  4. Step 4: Simplify right side
    22,467.21x = 384,347,099.60
  5. Step 5: Solve for x
    x = 384,347,099.60/22,467.21
  6. Step 6: Final answer
    x = 17,107.03

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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.