Home / 26,886.27-40,329.30-8,418.27

Finding the Fourth Proportional to 26,886.27, 40,329.30 and 8,418.27

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Solution

The fourth proportional to 26,886.27, 40,329.30 and 8,418.27 is: 12,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886.27 : 40,329.30 = 8,418.27 : x
  2. Step 2: Convert to fraction form
    26,886.27/40,329.30 = 8,418.27/x
  3. Step 3: Cross multiply
    26,886.27x = 40,329.30 × 8,418.27
  4. Step 4: Simplify right side
    26,886.27x = 339,502,936.31
  5. Step 5: Solve for x
    x = 339,502,936.31/26,886.27
  6. Step 6: Final answer
    x = 12,627.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.