Home / 39,221.46-54,131.04-22,232.52

Finding the Fourth Proportional to 39,221.46, 54,131.04 and 22,232.52

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Solution

The fourth proportional to 39,221.46, 54,131.04 and 22,232.52 is: 30,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.46 : 54,131.04 = 22,232.52 : x
  2. Step 2: Convert to fraction form
    39,221.46/54,131.04 = 22,232.52/x
  3. Step 3: Cross multiply
    39,221.46x = 54,131.04 × 22,232.52
  4. Step 4: Simplify right side
    39,221.46x = 1,203,469,429.42
  5. Step 5: Solve for x
    x = 1,203,469,429.42/39,221.46
  6. Step 6: Final answer
    x = 30,683.95

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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.