Home / 27,467.60-41,201.40-7,745.90

Finding the Fourth Proportional to 27,467.60, 41,201.40 and 7,745.90

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Solution

The fourth proportional to 27,467.60, 41,201.40 and 7,745.90 is: 11,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,467.60 : 41,201.40 = 7,745.90 : x
  2. Step 2: Convert to fraction form
    27,467.60/41,201.40 = 7,745.90/x
  3. Step 3: Cross multiply
    27,467.60x = 41,201.40 × 7,745.90
  4. Step 4: Simplify right side
    27,467.60x = 319,141,924.26
  5. Step 5: Solve for x
    x = 319,141,924.26/27,467.60
  6. Step 6: Final answer
    x = 11,618.85

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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.