Home / 12,027.94-18,043.61-3,708.63

Finding the Fourth Proportional to 12,027.94, 18,043.61 and 3,708.63

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Solution

The fourth proportional to 12,027.94, 18,043.61 and 3,708.63 is: 5,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.94 : 18,043.61 = 3,708.63 : x
  2. Step 2: Convert to fraction form
    12,027.94/18,043.61 = 3,708.63/x
  3. Step 3: Cross multiply
    12,027.94x = 18,043.61 × 3,708.63
  4. Step 4: Simplify right side
    12,027.94x = 66,917,054.81
  5. Step 5: Solve for x
    x = 66,917,054.81/12,027.94
  6. Step 6: Final answer
    x = 5,563.47

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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.