Home / 26,919.63-40,385.22-8,201.18

Finding the Fourth Proportional to 26,919.63, 40,385.22 and 8,201.18

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Solution

The fourth proportional to 26,919.63, 40,385.22 and 8,201.18 is: 12,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.63 : 40,385.22 = 8,201.18 : x
  2. Step 2: Convert to fraction form
    26,919.63/40,385.22 = 8,201.18/x
  3. Step 3: Cross multiply
    26,919.63x = 40,385.22 × 8,201.18
  4. Step 4: Simplify right side
    26,919.63x = 331,206,408.08
  5. Step 5: Solve for x
    x = 331,206,408.08/26,919.63
  6. Step 6: Final answer
    x = 12,303.53

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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.