Home / 26,257.86-39,394.58-12,226.16

Finding the Fourth Proportional to 26,257.86, 39,394.58 and 12,226.16

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Solution

The fourth proportional to 26,257.86, 39,394.58 and 12,226.16 is: 18,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,257.86 : 39,394.58 = 12,226.16 : x
  2. Step 2: Convert to fraction form
    26,257.86/39,394.58 = 12,226.16/x
  3. Step 3: Cross multiply
    26,257.86x = 39,394.58 × 12,226.16
  4. Step 4: Simplify right side
    26,257.86x = 481,644,180.11
  5. Step 5: Solve for x
    x = 481,644,180.11/26,257.86
  6. Step 6: Final answer
    x = 18,342.86

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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.