Home / 39,208.92-54,107.55-22,212.93

Finding the Fourth Proportional to 39,208.92, 54,107.55 and 22,212.93

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Solution

The fourth proportional to 39,208.92, 54,107.55 and 22,212.93 is: 30,653.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208.92 : 54,107.55 = 22,212.93 : x
  2. Step 2: Convert to fraction form
    39,208.92/54,107.55 = 22,212.93/x
  3. Step 3: Cross multiply
    39,208.92x = 54,107.55 × 22,212.93
  4. Step 4: Simplify right side
    39,208.92x = 1,201,887,220.62
  5. Step 5: Solve for x
    x = 1,201,887,220.62/39,208.92
  6. Step 6: Final answer
    x = 30,653.41

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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.