Home / 13,911.24-20,867.82-4,050.60

Finding the Fourth Proportional to 13,911.24, 20,867.82 and 4,050.60

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Solution

The fourth proportional to 13,911.24, 20,867.82 and 4,050.60 is: 6,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,911.24 : 20,867.82 = 4,050.60 : x
  2. Step 2: Convert to fraction form
    13,911.24/20,867.82 = 4,050.60/x
  3. Step 3: Cross multiply
    13,911.24x = 20,867.82 × 4,050.60
  4. Step 4: Simplify right side
    13,911.24x = 84,527,191.69
  5. Step 5: Solve for x
    x = 84,527,191.69/13,911.24
  6. Step 6: Final answer
    x = 6,076.18

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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.