Home / 39,134.25-54,005.27-22,367.61

Finding the Fourth Proportional to 39,134.25, 54,005.27 and 22,367.61

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Solution

The fourth proportional to 39,134.25, 54,005.27 and 22,367.61 is: 30,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,134.25 : 54,005.27 = 22,367.61 : x
  2. Step 2: Convert to fraction form
    39,134.25/54,005.27 = 22,367.61/x
  3. Step 3: Cross multiply
    39,134.25x = 54,005.27 × 22,367.61
  4. Step 4: Simplify right side
    39,134.25x = 1,207,968,705.47
  5. Step 5: Solve for x
    x = 1,207,968,705.47/39,134.25
  6. Step 6: Final answer
    x = 30,867.30

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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.