Home / 39,286.23-54,217.89-22,293.39

Finding the Fourth Proportional to 39,286.23, 54,217.89 and 22,293.39

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Solution

The fourth proportional to 39,286.23, 54,217.89 and 22,293.39 is: 30,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,286.23 : 54,217.89 = 22,293.39 : x
  2. Step 2: Convert to fraction form
    39,286.23/54,217.89 = 22,293.39/x
  3. Step 3: Cross multiply
    39,286.23x = 54,217.89 × 22,293.39
  4. Step 4: Simplify right side
    39,286.23x = 1,208,700,566.75
  5. Step 5: Solve for x
    x = 1,208,700,566.75/39,286.23
  6. Step 6: Final answer
    x = 30,766.52

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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.