Home / 24,120.34-36,185.70-7,480.03

Finding the Fourth Proportional to 24,120.34, 36,185.70 and 7,480.03

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Solution

The fourth proportional to 24,120.34, 36,185.70 and 7,480.03 is: 11,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,120.34 : 36,185.70 = 7,480.03 : x
  2. Step 2: Convert to fraction form
    24,120.34/36,185.70 = 7,480.03/x
  3. Step 3: Cross multiply
    24,120.34x = 36,185.70 × 7,480.03
  4. Step 4: Simplify right side
    24,120.34x = 270,670,121.57
  5. Step 5: Solve for x
    x = 270,670,121.57/24,120.34
  6. Step 6: Final answer
    x = 11,221.65

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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.