Home / 26,682.21-40,023.72-9,164.34

Finding the Fourth Proportional to 26,682.21, 40,023.72 and 9,164.34

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Solution

The fourth proportional to 26,682.21, 40,023.72 and 9,164.34 is: 13,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.21 : 40,023.72 = 9,164.34 : x
  2. Step 2: Convert to fraction form
    26,682.21/40,023.72 = 9,164.34/x
  3. Step 3: Cross multiply
    26,682.21x = 40,023.72 × 9,164.34
  4. Step 4: Simplify right side
    26,682.21x = 366,790,978.14
  5. Step 5: Solve for x
    x = 366,790,978.14/26,682.21
  6. Step 6: Final answer
    x = 13,746.65

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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.