Home / 25,893.21-38,840.67-7,173.44

Finding the Fourth Proportional to 25,893.21, 38,840.67 and 7,173.44

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Solution

The fourth proportional to 25,893.21, 38,840.67 and 7,173.44 is: 10,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,893.21 : 38,840.67 = 7,173.44 : x
  2. Step 2: Convert to fraction form
    25,893.21/38,840.67 = 7,173.44/x
  3. Step 3: Cross multiply
    25,893.21x = 38,840.67 × 7,173.44
  4. Step 4: Simplify right side
    25,893.21x = 278,621,021.60
  5. Step 5: Solve for x
    x = 278,621,021.60/25,893.21
  6. Step 6: Final answer
    x = 10,760.39

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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.