Home / 27,163.37-37,485.41-15,226.72

Finding the Fourth Proportional to 27,163.37, 37,485.41 and 15,226.72

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Solution

The fourth proportional to 27,163.37, 37,485.41 and 15,226.72 is: 21,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,163.37 : 37,485.41 = 15,226.72 : x
  2. Step 2: Convert to fraction form
    27,163.37/37,485.41 = 15,226.72/x
  3. Step 3: Cross multiply
    27,163.37x = 37,485.41 × 15,226.72
  4. Step 4: Simplify right side
    27,163.37x = 570,779,578.59
  5. Step 5: Solve for x
    x = 570,779,578.59/27,163.37
  6. Step 6: Final answer
    x = 21,012.84

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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.