Home / 13,896.60-19,183.50-8,867.46

Finding the Fourth Proportional to 13,896.60, 19,183.50 and 8,867.46

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Solution

The fourth proportional to 13,896.60, 19,183.50 and 8,867.46 is: 12,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.60 : 19,183.50 = 8,867.46 : x
  2. Step 2: Convert to fraction form
    13,896.60/19,183.50 = 8,867.46/x
  3. Step 3: Cross multiply
    13,896.60x = 19,183.50 × 8,867.46
  4. Step 4: Simplify right side
    13,896.60x = 170,108,918.91
  5. Step 5: Solve for x
    x = 170,108,918.91/13,896.60
  6. Step 6: Final answer
    x = 12,241.05

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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.