Home / 20,556.41-30,834.52-4,974.04

Finding the Fourth Proportional to 20,556.41, 30,834.52 and 4,974.04

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Solution

The fourth proportional to 20,556.41, 30,834.52 and 4,974.04 is: 7,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,556.41 : 30,834.52 = 4,974.04 : x
  2. Step 2: Convert to fraction form
    20,556.41/30,834.52 = 4,974.04/x
  3. Step 3: Cross multiply
    20,556.41x = 30,834.52 × 4,974.04
  4. Step 4: Simplify right side
    20,556.41x = 153,371,956.82
  5. Step 5: Solve for x
    x = 153,371,956.82/20,556.41
  6. Step 6: Final answer
    x = 7,461.03

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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.