Home / 26,767.24-40,187.64-13,628.44

Finding the Fourth Proportional to 26,767.24, 40,187.64 and 13,628.44

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Solution

The fourth proportional to 26,767.24, 40,187.64 and 13,628.44 is: 20,461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.24 : 40,187.64 = 13,628.44 : x
  2. Step 2: Convert to fraction form
    26,767.24/40,187.64 = 13,628.44/x
  3. Step 3: Cross multiply
    26,767.24x = 40,187.64 × 13,628.44
  4. Step 4: Simplify right side
    26,767.24x = 547,694,840.48
  5. Step 5: Solve for x
    x = 547,694,840.48/26,767.24
  6. Step 6: Final answer
    x = 20,461.39

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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.