Home / 40,321.54-55,647.27-22,175.46

Finding the Fourth Proportional to 40,321.54, 55,647.27 and 22,175.46

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Solution

The fourth proportional to 40,321.54, 55,647.27 and 22,175.46 is: 30,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321.54 : 55,647.27 = 22,175.46 : x
  2. Step 2: Convert to fraction form
    40,321.54/55,647.27 = 22,175.46/x
  3. Step 3: Cross multiply
    40,321.54x = 55,647.27 × 22,175.46
  4. Step 4: Simplify right side
    40,321.54x = 1,234,003,872.49
  5. Step 5: Solve for x
    x = 1,234,003,872.49/40,321.54
  6. Step 6: Final answer
    x = 30,604.09

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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.