Home / 13,961.15-20,944.29-4,601.72

Finding the Fourth Proportional to 13,961.15, 20,944.29 and 4,601.72

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Solution

The fourth proportional to 13,961.15, 20,944.29 and 4,601.72 is: 6,903.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.15 : 20,944.29 = 4,601.72 : x
  2. Step 2: Convert to fraction form
    13,961.15/20,944.29 = 4,601.72/x
  3. Step 3: Cross multiply
    13,961.15x = 20,944.29 × 4,601.72
  4. Step 4: Simplify right side
    13,961.15x = 96,379,758.18
  5. Step 5: Solve for x
    x = 96,379,758.18/13,961.15
  6. Step 6: Final answer
    x = 6,903.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.