Home / 23,931.44-33,025.40-13,321.09

Finding the Fourth Proportional to 23,931.44, 33,025.40 and 13,321.09

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Solution

The fourth proportional to 23,931.44, 33,025.40 and 13,321.09 is: 18,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.44 : 33,025.40 = 13,321.09 : x
  2. Step 2: Convert to fraction form
    23,931.44/33,025.40 = 13,321.09/x
  3. Step 3: Cross multiply
    23,931.44x = 33,025.40 × 13,321.09
  4. Step 4: Simplify right side
    23,931.44x = 439,934,325.69
  5. Step 5: Solve for x
    x = 439,934,325.69/23,931.44
  6. Step 6: Final answer
    x = 18,383.11

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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.