Home / 26,363.88-39,536.33-12,321.27

Finding the Fourth Proportional to 26,363.88, 39,536.33 and 12,321.27

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Solution

The fourth proportional to 26,363.88, 39,536.33 and 12,321.27 is: 18,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.88 : 39,536.33 = 12,321.27 : x
  2. Step 2: Convert to fraction form
    26,363.88/39,536.33 = 12,321.27/x
  3. Step 3: Cross multiply
    26,363.88x = 39,536.33 × 12,321.27
  4. Step 4: Simplify right side
    26,363.88x = 487,137,735.13
  5. Step 5: Solve for x
    x = 487,137,735.13/26,363.88
  6. Step 6: Final answer
    x = 18,477.47

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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.