Home / 13,911.01-20,869.94-4,050.37

Finding the Fourth Proportional to 13,911.01, 20,869.94 and 4,050.37

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Solution

The fourth proportional to 13,911.01, 20,869.94 and 4,050.37 is: 6,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,911.01 : 20,869.94 = 4,050.37 : x
  2. Step 2: Convert to fraction form
    13,911.01/20,869.94 = 4,050.37/x
  3. Step 3: Cross multiply
    13,911.01x = 20,869.94 × 4,050.37
  4. Step 4: Simplify right side
    13,911.01x = 84,530,978.88
  5. Step 5: Solve for x
    x = 84,530,978.88/13,911.01
  6. Step 6: Final answer
    x = 6,076.55

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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.