Home / 16,823.70-23,216.40-9,270.73

Finding the Fourth Proportional to 16,823.70, 23,216.40 and 9,270.73

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Solution

The fourth proportional to 16,823.70, 23,216.40 and 9,270.73 is: 12,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.70 : 23,216.40 = 9,270.73 : x
  2. Step 2: Convert to fraction form
    16,823.70/23,216.40 = 9,270.73/x
  3. Step 3: Cross multiply
    16,823.70x = 23,216.40 × 9,270.73
  4. Step 4: Simplify right side
    16,823.70x = 215,232,917.93
  5. Step 5: Solve for x
    x = 215,232,917.93/16,823.70
  6. Step 6: Final answer
    x = 12,793.44

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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.