Home / 19,226.26-28,839.22-6,078.64

Finding the Fourth Proportional to 19,226.26, 28,839.22 and 6,078.64

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Solution

The fourth proportional to 19,226.26, 28,839.22 and 6,078.64 is: 9,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.26 : 28,839.22 = 6,078.64 : x
  2. Step 2: Convert to fraction form
    19,226.26/28,839.22 = 6,078.64/x
  3. Step 3: Cross multiply
    19,226.26x = 28,839.22 × 6,078.64
  4. Step 4: Simplify right side
    19,226.26x = 175,303,171.76
  5. Step 5: Solve for x
    x = 175,303,171.76/19,226.26
  6. Step 6: Final answer
    x = 9,117.90

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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.