Home / 39,222.20-54,099.26-25,789.16

Finding the Fourth Proportional to 39,222.20, 54,099.26 and 25,789.16

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Solution

The fourth proportional to 39,222.20, 54,099.26 and 25,789.16 is: 35,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.20 : 54,099.26 = 25,789.16 : x
  2. Step 2: Convert to fraction form
    39,222.20/54,099.26 = 25,789.16/x
  3. Step 3: Cross multiply
    39,222.20x = 54,099.26 × 25,789.16
  4. Step 4: Simplify right side
    39,222.20x = 1,395,174,472.02
  5. Step 5: Solve for x
    x = 1,395,174,472.02/39,222.20
  6. Step 6: Final answer
    x = 35,571.04

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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.