Home / 36,480.93-54,622.70-18,913.83

Finding the Fourth Proportional to 36,480.93, 54,622.70 and 18,913.83

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Solution

The fourth proportional to 36,480.93, 54,622.70 and 18,913.83 is: 28,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.93 : 54,622.70 = 18,913.83 : x
  2. Step 2: Convert to fraction form
    36,480.93/54,622.70 = 18,913.83/x
  3. Step 3: Cross multiply
    36,480.93x = 54,622.70 × 18,913.83
  4. Step 4: Simplify right side
    36,480.93x = 1,033,124,367.37
  5. Step 5: Solve for x
    x = 1,033,124,367.37/36,480.93
  6. Step 6: Final answer
    x = 28,319.57

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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.