Home / 17,972.82-26,940.74-6,876.50

Finding the Fourth Proportional to 17,972.82, 26,940.74 and 6,876.50

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Solution

The fourth proportional to 17,972.82, 26,940.74 and 6,876.50 is: 10,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.82 : 26,940.74 = 6,876.50 : x
  2. Step 2: Convert to fraction form
    17,972.82/26,940.74 = 6,876.50/x
  3. Step 3: Cross multiply
    17,972.82x = 26,940.74 × 6,876.50
  4. Step 4: Simplify right side
    17,972.82x = 185,257,829.52
  5. Step 5: Solve for x
    x = 185,257,829.52/17,972.82
  6. Step 6: Final answer
    x = 10,307.67

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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.