Home / 15,736.74-23,619.69-7,951.02

Finding the Fourth Proportional to 15,736.74, 23,619.69 and 7,951.02

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Solution

The fourth proportional to 15,736.74, 23,619.69 and 7,951.02 is: 11,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,736.74 : 23,619.69 = 7,951.02 : x
  2. Step 2: Convert to fraction form
    15,736.74/23,619.69 = 7,951.02/x
  3. Step 3: Cross multiply
    15,736.74x = 23,619.69 × 7,951.02
  4. Step 4: Simplify right side
    15,736.74x = 187,800,627.58
  5. Step 5: Solve for x
    x = 187,800,627.58/15,736.74
  6. Step 6: Final answer
    x = 11,933.90

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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.