Home / 13,592.44-20,388.42-3,731.68

Finding the Fourth Proportional to 13,592.44, 20,388.42 and 3,731.68

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Solution

The fourth proportional to 13,592.44, 20,388.42 and 3,731.68 is: 5,597.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.44 : 20,388.42 = 3,731.68 : x
  2. Step 2: Convert to fraction form
    13,592.44/20,388.42 = 3,731.68/x
  3. Step 3: Cross multiply
    13,592.44x = 20,388.42 × 3,731.68
  4. Step 4: Simplify right side
    13,592.44x = 76,083,059.15
  5. Step 5: Solve for x
    x = 76,083,059.15/13,592.44
  6. Step 6: Final answer
    x = 5,597.45

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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.