Home / 20,860.14-31,286.97-6,066

Finding the Fourth Proportional to 20,860.14, 31,286.97 and 6,066

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Solution

The fourth proportional to 20,860.14, 31,286.97 and 6,066 is: 9,098.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,860.14 : 31,286.97 = 6,066 : x
  2. Step 2: Convert to fraction form
    20,860.14/31,286.97 = 6,066/x
  3. Step 3: Cross multiply
    20,860.14x = 31,286.97 × 6,066
  4. Step 4: Simplify right side
    20,860.14x = 189,786,760.02
  5. Step 5: Solve for x
    x = 189,786,760.02/20,860.14
  6. Step 6: Final answer
    x = 9,098.06

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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.