Home / 20,895.10-28,843.27-14,183.73

Finding the Fourth Proportional to 20,895.10, 28,843.27 and 14,183.73

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Solution

The fourth proportional to 20,895.10, 28,843.27 and 14,183.73 is: 19,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,895.10 : 28,843.27 = 14,183.73 : x
  2. Step 2: Convert to fraction form
    20,895.10/28,843.27 = 14,183.73/x
  3. Step 3: Cross multiply
    20,895.10x = 28,843.27 × 14,183.73
  4. Step 4: Simplify right side
    20,895.10x = 409,105,118.54
  5. Step 5: Solve for x
    x = 409,105,118.54/20,895.10
  6. Step 6: Final answer
    x = 19,579.00

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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.