Home / 27,234.54-40,794.36-12,455.88

Finding the Fourth Proportional to 27,234.54, 40,794.36 and 12,455.88

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Solution

The fourth proportional to 27,234.54, 40,794.36 and 12,455.88 is: 18,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,234.54 : 40,794.36 = 12,455.88 : x
  2. Step 2: Convert to fraction form
    27,234.54/40,794.36 = 12,455.88/x
  3. Step 3: Cross multiply
    27,234.54x = 40,794.36 × 12,455.88
  4. Step 4: Simplify right side
    27,234.54x = 508,129,652.84
  5. Step 5: Solve for x
    x = 508,129,652.84/27,234.54
  6. Step 6: Final answer
    x = 18,657.54

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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.