Home / 39,145.54-58,720.28-11,067.62

Finding the Fourth Proportional to 39,145.54, 58,720.28 and 11,067.62

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Solution

The fourth proportional to 39,145.54, 58,720.28 and 11,067.62 is: 16,601.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,145.54 : 58,720.28 = 11,067.62 : x
  2. Step 2: Convert to fraction form
    39,145.54/58,720.28 = 11,067.62/x
  3. Step 3: Cross multiply
    39,145.54x = 58,720.28 × 11,067.62
  4. Step 4: Simplify right side
    39,145.54x = 649,893,745.33
  5. Step 5: Solve for x
    x = 649,893,745.33/39,145.54
  6. Step 6: Final answer
    x = 16,601.99

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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.