Home / 39,620.44-59,433.40-11,540.73

Finding the Fourth Proportional to 39,620.44, 59,433.40 and 11,540.73

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Solution

The fourth proportional to 39,620.44, 59,433.40 and 11,540.73 is: 17,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,620.44 : 59,433.40 = 11,540.73 : x
  2. Step 2: Convert to fraction form
    39,620.44/59,433.40 = 11,540.73/x
  3. Step 3: Cross multiply
    39,620.44x = 59,433.40 × 11,540.73
  4. Step 4: Simplify right side
    39,620.44x = 685,904,660.45
  5. Step 5: Solve for x
    x = 685,904,660.45/39,620.44
  6. Step 6: Final answer
    x = 17,311.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.