Home / 13,594.36-20,388.38-3,734.44

Finding the Fourth Proportional to 13,594.36, 20,388.38 and 3,734.44

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Solution

The fourth proportional to 13,594.36, 20,388.38 and 3,734.44 is: 5,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.36 : 20,388.38 = 3,734.44 : x
  2. Step 2: Convert to fraction form
    13,594.36/20,388.38 = 3,734.44/x
  3. Step 3: Cross multiply
    13,594.36x = 20,388.38 × 3,734.44
  4. Step 4: Simplify right side
    13,594.36x = 76,139,181.81
  5. Step 5: Solve for x
    x = 76,139,181.81/13,594.36
  6. Step 6: Final answer
    x = 5,600.79

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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.