Home / 12,525.12-18,794.56-7,266.56

Finding the Fourth Proportional to 12,525.12, 18,794.56 and 7,266.56

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Solution

The fourth proportional to 12,525.12, 18,794.56 and 7,266.56 is: 10,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525.12 : 18,794.56 = 7,266.56 : x
  2. Step 2: Convert to fraction form
    12,525.12/18,794.56 = 7,266.56/x
  3. Step 3: Cross multiply
    12,525.12x = 18,794.56 × 7,266.56
  4. Step 4: Simplify right side
    12,525.12x = 136,571,797.91
  5. Step 5: Solve for x
    x = 136,571,797.91/12,525.12
  6. Step 6: Final answer
    x = 10,903.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.