Home / 16,843.37-23,243.29-9,289.83

Finding the Fourth Proportional to 16,843.37, 23,243.29 and 9,289.83

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Solution

The fourth proportional to 16,843.37, 23,243.29 and 9,289.83 is: 12,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.37 : 23,243.29 = 9,289.83 : x
  2. Step 2: Convert to fraction form
    16,843.37/23,243.29 = 9,289.83/x
  3. Step 3: Cross multiply
    16,843.37x = 23,243.29 × 9,289.83
  4. Step 4: Simplify right side
    16,843.37x = 215,926,276.68
  5. Step 5: Solve for x
    x = 215,926,276.68/16,843.37
  6. Step 6: Final answer
    x = 12,819.66

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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.