Home / 26,913.86-40,379.43-8,197.52

Finding the Fourth Proportional to 26,913.86, 40,379.43 and 8,197.52

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Solution

The fourth proportional to 26,913.86, 40,379.43 and 8,197.52 is: 12,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.86 : 40,379.43 = 8,197.52 : x
  2. Step 2: Convert to fraction form
    26,913.86/40,379.43 = 8,197.52/x
  3. Step 3: Cross multiply
    26,913.86x = 40,379.43 × 8,197.52
  4. Step 4: Simplify right side
    26,913.86x = 331,010,967.75
  5. Step 5: Solve for x
    x = 331,010,967.75/26,913.86
  6. Step 6: Final answer
    x = 12,298.91

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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.