Home / 20,069.21-27,669.26-17,266.69

Finding the Fourth Proportional to 20,069.21, 27,669.26 and 17,266.69

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Solution

The fourth proportional to 20,069.21, 27,669.26 and 17,266.69 is: 23,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.21 : 27,669.26 = 17,266.69 : x
  2. Step 2: Convert to fraction form
    20,069.21/27,669.26 = 17,266.69/x
  3. Step 3: Cross multiply
    20,069.21x = 27,669.26 × 17,266.69
  4. Step 4: Simplify right side
    20,069.21x = 477,756,379.44
  5. Step 5: Solve for x
    x = 477,756,379.44/20,069.21
  6. Step 6: Final answer
    x = 23,805.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.