Home / 19,930.03-29,874.53-8,841.94

Finding the Fourth Proportional to 19,930.03, 29,874.53 and 8,841.94

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Solution

The fourth proportional to 19,930.03, 29,874.53 and 8,841.94 is: 13,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930.03 : 29,874.53 = 8,841.94 : x
  2. Step 2: Convert to fraction form
    19,930.03/29,874.53 = 8,841.94/x
  3. Step 3: Cross multiply
    19,930.03x = 29,874.53 × 8,841.94
  4. Step 4: Simplify right side
    19,930.03x = 264,148,749.21
  5. Step 5: Solve for x
    x = 264,148,749.21/19,930.03
  6. Step 6: Final answer
    x = 13,253.81

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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.