Home / 39,064.24-53,893.78-28,879.73

Finding the Fourth Proportional to 39,064.24, 53,893.78 and 28,879.73

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Solution

The fourth proportional to 39,064.24, 53,893.78 and 28,879.73 is: 39,843.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,064.24 : 53,893.78 = 28,879.73 : x
  2. Step 2: Convert to fraction form
    39,064.24/53,893.78 = 28,879.73/x
  3. Step 3: Cross multiply
    39,064.24x = 53,893.78 × 28,879.73
  4. Step 4: Simplify right side
    39,064.24x = 1,556,437,815.08
  5. Step 5: Solve for x
    x = 1,556,437,815.08/39,064.24
  6. Step 6: Final answer
    x = 39,843.03

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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.