Home / 13,599.92-20,398.91-3,604.44

Finding the Fourth Proportional to 13,599.92, 20,398.91 and 3,604.44

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Solution

The fourth proportional to 13,599.92, 20,398.91 and 3,604.44 is: 5,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.92 : 20,398.91 = 3,604.44 : x
  2. Step 2: Convert to fraction form
    13,599.92/20,398.91 = 3,604.44/x
  3. Step 3: Cross multiply
    13,599.92x = 20,398.91 × 3,604.44
  4. Step 4: Simplify right side
    13,599.92x = 73,526,694.16
  5. Step 5: Solve for x
    x = 73,526,694.16/13,599.92
  6. Step 6: Final answer
    x = 5,406.41

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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.