Home / 34,631.69-51,942.80-12,441.87

Finding the Fourth Proportional to 34,631.69, 51,942.80 and 12,441.87

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Solution

The fourth proportional to 34,631.69, 51,942.80 and 12,441.87 is: 18,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,631.69 : 51,942.80 = 12,441.87 : x
  2. Step 2: Convert to fraction form
    34,631.69/51,942.80 = 12,441.87/x
  3. Step 3: Cross multiply
    34,631.69x = 51,942.80 × 12,441.87
  4. Step 4: Simplify right side
    34,631.69x = 646,265,596.14
  5. Step 5: Solve for x
    x = 646,265,596.14/34,631.69
  6. Step 6: Final answer
    x = 18,661.11

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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.