Home / 39,261.72-54,179.56-22,267.12

Finding the Fourth Proportional to 39,261.72, 54,179.56 and 22,267.12

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Solution

The fourth proportional to 39,261.72, 54,179.56 and 22,267.12 is: 30,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,261.72 : 54,179.56 = 22,267.12 : x
  2. Step 2: Convert to fraction form
    39,261.72/54,179.56 = 22,267.12/x
  3. Step 3: Cross multiply
    39,261.72x = 54,179.56 × 22,267.12
  4. Step 4: Simplify right side
    39,261.72x = 1,206,422,764.07
  5. Step 5: Solve for x
    x = 1,206,422,764.07/39,261.72
  6. Step 6: Final answer
    x = 30,727.71

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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.