Home / 18,758.24-25,889.82-12,052.25

Finding the Fourth Proportional to 18,758.24, 25,889.82 and 12,052.25

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Solution

The fourth proportional to 18,758.24, 25,889.82 and 12,052.25 is: 16,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,758.24 : 25,889.82 = 12,052.25 : x
  2. Step 2: Convert to fraction form
    18,758.24/25,889.82 = 12,052.25/x
  3. Step 3: Cross multiply
    18,758.24x = 25,889.82 × 12,052.25
  4. Step 4: Simplify right side
    18,758.24x = 312,030,453.65
  5. Step 5: Solve for x
    x = 312,030,453.65/18,758.24
  6. Step 6: Final answer
    x = 16,634.32

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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.