Home / 39,656.37-54,735.38-26,930.80

Finding the Fourth Proportional to 39,656.37, 54,735.38 and 26,930.80

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Solution

The fourth proportional to 39,656.37, 54,735.38 and 26,930.80 is: 37,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.37 : 54,735.38 = 26,930.80 : x
  2. Step 2: Convert to fraction form
    39,656.37/54,735.38 = 26,930.80/x
  3. Step 3: Cross multiply
    39,656.37x = 54,735.38 × 26,930.80
  4. Step 4: Simplify right side
    39,656.37x = 1,474,067,571.70
  5. Step 5: Solve for x
    x = 1,474,067,571.70/39,656.37
  6. Step 6: Final answer
    x = 37,171.02

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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.