Home / 18,834.21-28,235.16-7,733.97

Finding the Fourth Proportional to 18,834.21, 28,235.16 and 7,733.97

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Solution

The fourth proportional to 18,834.21, 28,235.16 and 7,733.97 is: 11,594.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.21 : 28,235.16 = 7,733.97 : x
  2. Step 2: Convert to fraction form
    18,834.21/28,235.16 = 7,733.97/x
  3. Step 3: Cross multiply
    18,834.21x = 28,235.16 × 7,733.97
  4. Step 4: Simplify right side
    18,834.21x = 218,369,880.39
  5. Step 5: Solve for x
    x = 218,369,880.39/18,834.21
  6. Step 6: Final answer
    x = 11,594.32

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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.