Home / 14,596.05-20,138.83-8,928.73

Finding the Fourth Proportional to 14,596.05, 20,138.83 and 8,928.73

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Solution

The fourth proportional to 14,596.05, 20,138.83 and 8,928.73 is: 12,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,596.05 : 20,138.83 = 8,928.73 : x
  2. Step 2: Convert to fraction form
    14,596.05/20,138.83 = 8,928.73/x
  3. Step 3: Cross multiply
    14,596.05x = 20,138.83 × 8,928.73
  4. Step 4: Simplify right side
    14,596.05x = 179,814,175.59
  5. Step 5: Solve for x
    x = 179,814,175.59/14,596.05
  6. Step 6: Final answer
    x = 12,319.37

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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.