Home / 39,257.16-54,173.72-22,262.96

Finding the Fourth Proportional to 39,257.16, 54,173.72 and 22,262.96

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Solution

The fourth proportional to 39,257.16, 54,173.72 and 22,262.96 is: 30,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,257.16 : 54,173.72 = 22,262.96 : x
  2. Step 2: Convert to fraction form
    39,257.16/54,173.72 = 22,262.96/x
  3. Step 3: Cross multiply
    39,257.16x = 54,173.72 × 22,262.96
  4. Step 4: Simplify right side
    39,257.16x = 1,206,067,361.41
  5. Step 5: Solve for x
    x = 1,206,067,361.41/39,257.16
  6. Step 6: Final answer
    x = 30,722.23

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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.