Home / 26,907.44-40,360.76-12,105.91

Finding the Fourth Proportional to 26,907.44, 40,360.76 and 12,105.91

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Solution

The fourth proportional to 26,907.44, 40,360.76 and 12,105.91 is: 18,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.44 : 40,360.76 = 12,105.91 : x
  2. Step 2: Convert to fraction form
    26,907.44/40,360.76 = 12,105.91/x
  3. Step 3: Cross multiply
    26,907.44x = 40,360.76 × 12,105.91
  4. Step 4: Simplify right side
    26,907.44x = 488,603,465.76
  5. Step 5: Solve for x
    x = 488,603,465.76/26,907.44
  6. Step 6: Final answer
    x = 18,158.68

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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.