Home / 19,162.94-28,745.01-6,684.28

Finding the Fourth Proportional to 19,162.94, 28,745.01 and 6,684.28

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Solution

The fourth proportional to 19,162.94, 28,745.01 and 6,684.28 is: 10,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.94 : 28,745.01 = 6,684.28 : x
  2. Step 2: Convert to fraction form
    19,162.94/28,745.01 = 6,684.28/x
  3. Step 3: Cross multiply
    19,162.94x = 28,745.01 × 6,684.28
  4. Step 4: Simplify right side
    19,162.94x = 192,139,623.58
  5. Step 5: Solve for x
    x = 192,139,623.58/19,162.94
  6. Step 6: Final answer
    x = 10,026.63

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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.