Home / 13,596.45-20,395.28-3,735.81

Finding the Fourth Proportional to 13,596.45, 20,395.28 and 3,735.81

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Solution

The fourth proportional to 13,596.45, 20,395.28 and 3,735.81 is: 5,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.45 : 20,395.28 = 3,735.81 : x
  2. Step 2: Convert to fraction form
    13,596.45/20,395.28 = 3,735.81/x
  3. Step 3: Cross multiply
    13,596.45x = 20,395.28 × 3,735.81
  4. Step 4: Simplify right side
    13,596.45x = 76,192,890.98
  5. Step 5: Solve for x
    x = 76,192,890.98/13,596.45
  6. Step 6: Final answer
    x = 5,603.88

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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.