Home / 18,739.64-25,863.33-12,044.37

Finding the Fourth Proportional to 18,739.64, 25,863.33 and 12,044.37

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Solution

The fourth proportional to 18,739.64, 25,863.33 and 12,044.37 is: 16,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739.64 : 25,863.33 = 12,044.37 : x
  2. Step 2: Convert to fraction form
    18,739.64/25,863.33 = 12,044.37/x
  3. Step 3: Cross multiply
    18,739.64x = 25,863.33 × 12,044.37
  4. Step 4: Simplify right side
    18,739.64x = 311,507,515.95
  5. Step 5: Solve for x
    x = 311,507,515.95/18,739.64
  6. Step 6: Final answer
    x = 16,622.92

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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.