Home / 39,349.31-54,295.89-22,118.27

Finding the Fourth Proportional to 39,349.31, 54,295.89 and 22,118.27

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Solution

The fourth proportional to 39,349.31, 54,295.89 and 22,118.27 is: 30,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349.31 : 54,295.89 = 22,118.27 : x
  2. Step 2: Convert to fraction form
    39,349.31/54,295.89 = 22,118.27/x
  3. Step 3: Cross multiply
    39,349.31x = 54,295.89 × 22,118.27
  4. Step 4: Simplify right side
    39,349.31x = 1,200,930,800.49
  5. Step 5: Solve for x
    x = 1,200,930,800.49/39,349.31
  6. Step 6: Final answer
    x = 30,519.74

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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.