Home / 26,907.22-40,362.34-8,187.86

Finding the Fourth Proportional to 26,907.22, 40,362.34 and 8,187.86

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Solution

The fourth proportional to 26,907.22, 40,362.34 and 8,187.86 is: 12,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.22 : 40,362.34 = 8,187.86 : x
  2. Step 2: Convert to fraction form
    26,907.22/40,362.34 = 8,187.86/x
  3. Step 3: Cross multiply
    26,907.22x = 40,362.34 × 8,187.86
  4. Step 4: Simplify right side
    26,907.22x = 330,481,308.01
  5. Step 5: Solve for x
    x = 330,481,308.01/26,907.22
  6. Step 6: Final answer
    x = 12,282.26

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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.