Home / 40,834.38-61,222.61-15,853.37

Finding the Fourth Proportional to 40,834.38, 61,222.61 and 15,853.37

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Solution

The fourth proportional to 40,834.38, 61,222.61 and 15,853.37 is: 23,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,834.38 : 61,222.61 = 15,853.37 : x
  2. Step 2: Convert to fraction form
    40,834.38/61,222.61 = 15,853.37/x
  3. Step 3: Cross multiply
    40,834.38x = 61,222.61 × 15,853.37
  4. Step 4: Simplify right side
    40,834.38x = 970,584,722.01
  5. Step 5: Solve for x
    x = 970,584,722.01/40,834.38
  6. Step 6: Final answer
    x = 23,768.81

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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.