Home / 13,396.79-20,093.46-3,536.81

Finding the Fourth Proportional to 13,396.79, 20,093.46 and 3,536.81

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Solution

The fourth proportional to 13,396.79, 20,093.46 and 3,536.81 is: 5,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.79 : 20,093.46 = 3,536.81 : x
  2. Step 2: Convert to fraction form
    13,396.79/20,093.46 = 3,536.81/x
  3. Step 3: Cross multiply
    13,396.79x = 20,093.46 × 3,536.81
  4. Step 4: Simplify right side
    13,396.79x = 71,066,750.26
  5. Step 5: Solve for x
    x = 71,066,750.26/13,396.79
  6. Step 6: Final answer
    x = 5,304.76

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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.