Home / 13,559.44-20,339.52-4,325.44

Finding the Fourth Proportional to 13,559.44, 20,339.52 and 4,325.44

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Solution

The fourth proportional to 13,559.44, 20,339.52 and 4,325.44 is: 6,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559.44 : 20,339.52 = 4,325.44 : x
  2. Step 2: Convert to fraction form
    13,559.44/20,339.52 = 4,325.44/x
  3. Step 3: Cross multiply
    13,559.44x = 20,339.52 × 4,325.44
  4. Step 4: Simplify right side
    13,559.44x = 87,977,306.32
  5. Step 5: Solve for x
    x = 87,977,306.32/13,559.44
  6. Step 6: Final answer
    x = 6,488.27

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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.