Home / 12,027.44-18,036.84-4,628.12

Finding the Fourth Proportional to 12,027.44, 18,036.84 and 4,628.12

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Solution

The fourth proportional to 12,027.44, 18,036.84 and 4,628.12 is: 6,940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.44 : 18,036.84 = 4,628.12 : x
  2. Step 2: Convert to fraction form
    12,027.44/18,036.84 = 4,628.12/x
  3. Step 3: Cross multiply
    12,027.44x = 18,036.84 × 4,628.12
  4. Step 4: Simplify right side
    12,027.44x = 83,476,659.94
  5. Step 5: Solve for x
    x = 83,476,659.94/12,027.44
  6. Step 6: Final answer
    x = 6,940.52

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1.5x scale

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.