Home / 16,800.70-23,183.46-9,727.60

Finding the Fourth Proportional to 16,800.70, 23,183.46 and 9,727.60

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Solution

The fourth proportional to 16,800.70, 23,183.46 and 9,727.60 is: 13,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.70 : 23,183.46 = 9,727.60 : x
  2. Step 2: Convert to fraction form
    16,800.70/23,183.46 = 9,727.60/x
  3. Step 3: Cross multiply
    16,800.70x = 23,183.46 × 9,727.60
  4. Step 4: Simplify right side
    16,800.70x = 225,519,425.50
  5. Step 5: Solve for x
    x = 225,519,425.50/16,800.70
  6. Step 6: Final answer
    x = 13,423.22

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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.