Home / 26,765.12-40,093.12-12,682.46

Finding the Fourth Proportional to 26,765.12, 40,093.12 and 12,682.46

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Solution

The fourth proportional to 26,765.12, 40,093.12 and 12,682.46 is: 18,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.12 : 40,093.12 = 12,682.46 : x
  2. Step 2: Convert to fraction form
    26,765.12/40,093.12 = 12,682.46/x
  3. Step 3: Cross multiply
    26,765.12x = 40,093.12 × 12,682.46
  4. Step 4: Simplify right side
    26,765.12x = 508,479,390.68
  5. Step 5: Solve for x
    x = 508,479,390.68/26,765.12
  6. Step 6: Final answer
    x = 18,997.84

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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.