Home / 13,928.48-20,892.76-4,068

Finding the Fourth Proportional to 13,928.48, 20,892.76 and 4,068

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Solution

The fourth proportional to 13,928.48, 20,892.76 and 4,068 is: 6,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,928.48 : 20,892.76 = 4,068 : x
  2. Step 2: Convert to fraction form
    13,928.48/20,892.76 = 4,068/x
  3. Step 3: Cross multiply
    13,928.48x = 20,892.76 × 4,068
  4. Step 4: Simplify right side
    13,928.48x = 84,991,747.68
  5. Step 5: Solve for x
    x = 84,991,747.68/13,928.48
  6. Step 6: Final answer
    x = 6,102.01

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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.