Home / 38,651.10-57,942.90-14,974.80

Finding the Fourth Proportional to 38,651.10, 57,942.90 and 14,974.80

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Solution

The fourth proportional to 38,651.10, 57,942.90 and 14,974.80 is: 22,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.10 : 57,942.90 = 14,974.80 : x
  2. Step 2: Convert to fraction form
    38,651.10/57,942.90 = 14,974.80/x
  3. Step 3: Cross multiply
    38,651.10x = 57,942.90 × 14,974.80
  4. Step 4: Simplify right side
    38,651.10x = 867,683,338.92
  5. Step 5: Solve for x
    x = 867,683,338.92/38,651.10
  6. Step 6: Final answer
    x = 22,449.12

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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.