Home / 20,014.79-30,012.00-6,682.99

Finding the Fourth Proportional to 20,014.79, 30,012.00 and 6,682.99

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Solution

The fourth proportional to 20,014.79, 30,012.00 and 6,682.99 is: 10,021.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.79 : 30,012.00 = 6,682.99 : x
  2. Step 2: Convert to fraction form
    20,014.79/30,012.00 = 6,682.99/x
  3. Step 3: Cross multiply
    20,014.79x = 30,012.00 × 6,682.99
  4. Step 4: Simplify right side
    20,014.79x = 200,570,002.17
  5. Step 5: Solve for x
    x = 200,570,002.17/20,014.79
  6. Step 6: Final answer
    x = 10,021.09

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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.