Home / 40,325.06-55,645.41-22,418.97

Finding the Fourth Proportional to 40,325.06, 55,645.41 and 22,418.97

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Solution

The fourth proportional to 40,325.06, 55,645.41 and 22,418.97 is: 30,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325.06 : 55,645.41 = 22,418.97 : x
  2. Step 2: Convert to fraction form
    40,325.06/55,645.41 = 22,418.97/x
  3. Step 3: Cross multiply
    40,325.06x = 55,645.41 × 22,418.97
  4. Step 4: Simplify right side
    40,325.06x = 1,247,512,777.43
  5. Step 5: Solve for x
    x = 1,247,512,777.43/40,325.06
  6. Step 6: Final answer
    x = 30,936.42

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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.