Home / 14,325.76-21,481.74-11,197.84

Finding the Fourth Proportional to 14,325.76, 21,481.74 and 11,197.84

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Solution

The fourth proportional to 14,325.76, 21,481.74 and 11,197.84 is: 16,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.76 : 21,481.74 = 11,197.84 : x
  2. Step 2: Convert to fraction form
    14,325.76/21,481.74 = 11,197.84/x
  3. Step 3: Cross multiply
    14,325.76x = 21,481.74 × 11,197.84
  4. Step 4: Simplify right side
    14,325.76x = 240,549,087.44
  5. Step 5: Solve for x
    x = 240,549,087.44/14,325.76
  6. Step 6: Final answer
    x = 16,791.37

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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.