Home / 20,226.03-27,903.67-12,254.41

Finding the Fourth Proportional to 20,226.03, 27,903.67 and 12,254.41

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Solution

The fourth proportional to 20,226.03, 27,903.67 and 12,254.41 is: 16,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226.03 : 27,903.67 = 12,254.41 : x
  2. Step 2: Convert to fraction form
    20,226.03/27,903.67 = 12,254.41/x
  3. Step 3: Cross multiply
    20,226.03x = 27,903.67 × 12,254.41
  4. Step 4: Simplify right side
    20,226.03x = 341,943,012.68
  5. Step 5: Solve for x
    x = 341,943,012.68/20,226.03
  6. Step 6: Final answer
    x = 16,906.09

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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.