Home / 39,934.54-55,109.66-22,029.59

Finding the Fourth Proportional to 39,934.54, 55,109.66 and 22,029.59

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Solution

The fourth proportional to 39,934.54, 55,109.66 and 22,029.59 is: 30,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.54 : 55,109.66 = 22,029.59 : x
  2. Step 2: Convert to fraction form
    39,934.54/55,109.66 = 22,029.59/x
  3. Step 3: Cross multiply
    39,934.54x = 55,109.66 × 22,029.59
  4. Step 4: Simplify right side
    39,934.54x = 1,214,042,994.37
  5. Step 5: Solve for x
    x = 1,214,042,994.37/39,934.54
  6. Step 6: Final answer
    x = 30,400.83

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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.