Home / 39,544-54,580.44-22,786.72

Finding the Fourth Proportional to 39,544, 54,580.44 and 22,786.72

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Solution

The fourth proportional to 39,544, 54,580.44 and 22,786.72 is: 31,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,544 : 54,580.44 = 22,786.72 : x
  2. Step 2: Convert to fraction form
    39,544/54,580.44 = 22,786.72/x
  3. Step 3: Cross multiply
    39,544x = 54,580.44 × 22,786.72
  4. Step 4: Simplify right side
    39,544x = 1,243,709,203.76
  5. Step 5: Solve for x
    x = 1,243,709,203.76/39,544
  6. Step 6: Final answer
    x = 31,451.27

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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.