Home / 13,867.62-20,804.22-5,102.34

Finding the Fourth Proportional to 13,867.62, 20,804.22 and 5,102.34

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Solution

The fourth proportional to 13,867.62, 20,804.22 and 5,102.34 is: 7,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.62 : 20,804.22 = 5,102.34 : x
  2. Step 2: Convert to fraction form
    13,867.62/20,804.22 = 5,102.34/x
  3. Step 3: Cross multiply
    13,867.62x = 20,804.22 × 5,102.34
  4. Step 4: Simplify right side
    13,867.62x = 106,150,203.87
  5. Step 5: Solve for x
    x = 106,150,203.87/13,867.62
  6. Step 6: Final answer
    x = 7,654.54

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1.5x scale

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.