Home / 39,201.33-54,099.05-22,439.73

Finding the Fourth Proportional to 39,201.33, 54,099.05 and 22,439.73

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Solution

The fourth proportional to 39,201.33, 54,099.05 and 22,439.73 is: 30,967.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,201.33 : 54,099.05 = 22,439.73 : x
  2. Step 2: Convert to fraction form
    39,201.33/54,099.05 = 22,439.73/x
  3. Step 3: Cross multiply
    39,201.33x = 54,099.05 × 22,439.73
  4. Step 4: Simplify right side
    39,201.33x = 1,213,967,963.06
  5. Step 5: Solve for x
    x = 1,213,967,963.06/39,201.33
  6. Step 6: Final answer
    x = 30,967.52

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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.