Home / 19,314.60-28,974.12-6,163.92

Finding the Fourth Proportional to 19,314.60, 28,974.12 and 6,163.92

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Solution

The fourth proportional to 19,314.60, 28,974.12 and 6,163.92 is: 9,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.60 : 28,974.12 = 6,163.92 : x
  2. Step 2: Convert to fraction form
    19,314.60/28,974.12 = 6,163.92/x
  3. Step 3: Cross multiply
    19,314.60x = 28,974.12 × 6,163.92
  4. Step 4: Simplify right side
    19,314.60x = 178,594,157.75
  5. Step 5: Solve for x
    x = 178,594,157.75/19,314.60
  6. Step 6: Final answer
    x = 9,246.59

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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.