Home / 13,599.46-20,399.96-3,738.52

Finding the Fourth Proportional to 13,599.46, 20,399.96 and 3,738.52

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Solution

The fourth proportional to 13,599.46, 20,399.96 and 3,738.52 is: 5,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.46 : 20,399.96 = 3,738.52 : x
  2. Step 2: Convert to fraction form
    13,599.46/20,399.96 = 3,738.52/x
  3. Step 3: Cross multiply
    13,599.46x = 20,399.96 × 3,738.52
  4. Step 4: Simplify right side
    13,599.46x = 76,265,658.46
  5. Step 5: Solve for x
    x = 76,265,658.46/13,599.46
  6. Step 6: Final answer
    x = 5,607.99

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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.