Home / 51,297.20-76,936.08-18,009.44

Finding the Fourth Proportional to 51,297.20, 76,936.08 and 18,009.44

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Solution

The fourth proportional to 51,297.20, 76,936.08 and 18,009.44 is: 27,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,297.20 : 76,936.08 = 18,009.44 : x
  2. Step 2: Convert to fraction form
    51,297.20/76,936.08 = 18,009.44/x
  3. Step 3: Cross multiply
    51,297.20x = 76,936.08 × 18,009.44
  4. Step 4: Simplify right side
    51,297.20x = 1,385,575,716.60
  5. Step 5: Solve for x
    x = 1,385,575,716.60/51,297.20
  6. Step 6: Final answer
    x = 27,010.75

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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.