Home / 39,963.24-55,150.20-22,057.92

Finding the Fourth Proportional to 39,963.24, 55,150.20 and 22,057.92

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Solution

The fourth proportional to 39,963.24, 55,150.20 and 22,057.92 is: 30,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,963.24 : 55,150.20 = 22,057.92 : x
  2. Step 2: Convert to fraction form
    39,963.24/55,150.20 = 22,057.92/x
  3. Step 3: Cross multiply
    39,963.24x = 55,150.20 × 22,057.92
  4. Step 4: Simplify right side
    39,963.24x = 1,216,498,699.58
  5. Step 5: Solve for x
    x = 1,216,498,699.58/39,963.24
  6. Step 6: Final answer
    x = 30,440.44

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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.