Home / 39,206.90-54,093.59-22,208.44

Finding the Fourth Proportional to 39,206.90, 54,093.59 and 22,208.44

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Solution

The fourth proportional to 39,206.90, 54,093.59 and 22,208.44 is: 30,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,206.90 : 54,093.59 = 22,208.44 : x
  2. Step 2: Convert to fraction form
    39,206.90/54,093.59 = 22,208.44/x
  3. Step 3: Cross multiply
    39,206.90x = 54,093.59 × 22,208.44
  4. Step 4: Simplify right side
    39,206.90x = 1,201,333,977.43
  5. Step 5: Solve for x
    x = 1,201,333,977.43/39,206.90
  6. Step 6: Final answer
    x = 30,640.89

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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.