Home / 39,908.03-55,076.36-22,004.73

Finding the Fourth Proportional to 39,908.03, 55,076.36 and 22,004.73

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Solution

The fourth proportional to 39,908.03, 55,076.36 and 22,004.73 is: 30,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,908.03 : 55,076.36 = 22,004.73 : x
  2. Step 2: Convert to fraction form
    39,908.03/55,076.36 = 22,004.73/x
  3. Step 3: Cross multiply
    39,908.03x = 55,076.36 × 22,004.73
  4. Step 4: Simplify right side
    39,908.03x = 1,211,940,321.16
  5. Step 5: Solve for x
    x = 1,211,940,321.16/39,908.03
  6. Step 6: Final answer
    x = 30,368.34

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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.