Home / 22,360.41-30,846.24-13,405.86

Finding the Fourth Proportional to 22,360.41, 30,846.24 and 13,405.86

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Solution

The fourth proportional to 22,360.41, 30,846.24 and 13,405.86 is: 18,493.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.41 : 30,846.24 = 13,405.86 : x
  2. Step 2: Convert to fraction form
    22,360.41/30,846.24 = 13,405.86/x
  3. Step 3: Cross multiply
    22,360.41x = 30,846.24 × 13,405.86
  4. Step 4: Simplify right side
    22,360.41x = 413,520,374.97
  5. Step 5: Solve for x
    x = 413,520,374.97/22,360.41
  6. Step 6: Final answer
    x = 18,493.42

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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.