Home / 39,165.31-54,048.97-22,169.58

Finding the Fourth Proportional to 39,165.31, 54,048.97 and 22,169.58

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Solution

The fourth proportional to 39,165.31, 54,048.97 and 22,169.58 is: 30,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165.31 : 54,048.97 = 22,169.58 : x
  2. Step 2: Convert to fraction form
    39,165.31/54,048.97 = 22,169.58/x
  3. Step 3: Cross multiply
    39,165.31x = 54,048.97 × 22,169.58
  4. Step 4: Simplify right side
    39,165.31x = 1,198,242,694.09
  5. Step 5: Solve for x
    x = 1,198,242,694.09/39,165.31
  6. Step 6: Final answer
    x = 30,594.49

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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.