Home / 13,793.36-20,700.30-6,777.14

Finding the Fourth Proportional to 13,793.36, 20,700.30 and 6,777.14

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Solution

The fourth proportional to 13,793.36, 20,700.30 and 6,777.14 is: 10,170.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.36 : 20,700.30 = 6,777.14 : x
  2. Step 2: Convert to fraction form
    13,793.36/20,700.30 = 6,777.14/x
  3. Step 3: Cross multiply
    13,793.36x = 20,700.30 × 6,777.14
  4. Step 4: Simplify right side
    13,793.36x = 140,288,831.14
  5. Step 5: Solve for x
    x = 140,288,831.14/13,793.36
  6. Step 6: Final answer
    x = 10,170.75

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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.