Home / 13,388.22-20,086.38-4,624.02

Finding the Fourth Proportional to 13,388.22, 20,086.38 and 4,624.02

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Solution

The fourth proportional to 13,388.22, 20,086.38 and 4,624.02 is: 6,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388.22 : 20,086.38 = 4,624.02 : x
  2. Step 2: Convert to fraction form
    13,388.22/20,086.38 = 4,624.02/x
  3. Step 3: Cross multiply
    13,388.22x = 20,086.38 × 4,624.02
  4. Step 4: Simplify right side
    13,388.22x = 92,879,822.85
  5. Step 5: Solve for x
    x = 92,879,822.85/13,388.22
  6. Step 6: Final answer
    x = 6,937.43

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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.