Home / 26,992.56-40,470.36-12,193.38

Finding the Fourth Proportional to 26,992.56, 40,470.36 and 12,193.38

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Solution

The fourth proportional to 26,992.56, 40,470.36 and 12,193.38 is: 18,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992.56 : 40,470.36 = 12,193.38 : x
  2. Step 2: Convert to fraction form
    26,992.56/40,470.36 = 12,193.38/x
  3. Step 3: Cross multiply
    26,992.56x = 40,470.36 × 12,193.38
  4. Step 4: Simplify right side
    26,992.56x = 493,470,478.22
  5. Step 5: Solve for x
    x = 493,470,478.22/26,992.56
  6. Step 6: Final answer
    x = 18,281.72

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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.