Home / 12,862.44-17,750.34-7,273.56

Finding the Fourth Proportional to 12,862.44, 17,750.34 and 7,273.56

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Solution

The fourth proportional to 12,862.44, 17,750.34 and 7,273.56 is: 10,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.44 : 17,750.34 = 7,273.56 : x
  2. Step 2: Convert to fraction form
    12,862.44/17,750.34 = 7,273.56/x
  3. Step 3: Cross multiply
    12,862.44x = 17,750.34 × 7,273.56
  4. Step 4: Simplify right side
    12,862.44x = 129,108,163.01
  5. Step 5: Solve for x
    x = 129,108,163.01/12,862.44
  6. Step 6: Final answer
    x = 10,037.61

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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.