Home / 18,026.94-27,039.44-6,339.72

Finding the Fourth Proportional to 18,026.94, 27,039.44 and 6,339.72

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Solution

The fourth proportional to 18,026.94, 27,039.44 and 6,339.72 is: 9,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.94 : 27,039.44 = 6,339.72 : x
  2. Step 2: Convert to fraction form
    18,026.94/27,039.44 = 6,339.72/x
  3. Step 3: Cross multiply
    18,026.94x = 27,039.44 × 6,339.72
  4. Step 4: Simplify right side
    18,026.94x = 171,422,478.56
  5. Step 5: Solve for x
    x = 171,422,478.56/18,026.94
  6. Step 6: Final answer
    x = 9,509.24

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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.