Home / 13,955.72-20,935.67-4,093.83

Finding the Fourth Proportional to 13,955.72, 20,935.67 and 4,093.83

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Solution

The fourth proportional to 13,955.72, 20,935.67 and 4,093.83 is: 6,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.72 : 20,935.67 = 4,093.83 : x
  2. Step 2: Convert to fraction form
    13,955.72/20,935.67 = 4,093.83/x
  3. Step 3: Cross multiply
    13,955.72x = 20,935.67 × 4,093.83
  4. Step 4: Simplify right side
    13,955.72x = 85,707,053.45
  5. Step 5: Solve for x
    x = 85,707,053.45/13,955.72
  6. Step 6: Final answer
    x = 6,141.36

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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.