Home / 16,865.18-23,273.83-9,311.98

Finding the Fourth Proportional to 16,865.18, 23,273.83 and 9,311.98

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Solution

The fourth proportional to 16,865.18, 23,273.83 and 9,311.98 is: 12,850.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.18 : 23,273.83 = 9,311.98 : x
  2. Step 2: Convert to fraction form
    16,865.18/23,273.83 = 9,311.98/x
  3. Step 3: Cross multiply
    16,865.18x = 23,273.83 × 9,311.98
  4. Step 4: Simplify right side
    16,865.18x = 216,725,323.11
  5. Step 5: Solve for x
    x = 216,725,323.11/16,865.18
  6. Step 6: Final answer
    x = 12,850.46

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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.