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Finding the Fourth Proportional to 17,984.92, 26,980.26 and 7,596.76

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Solution

The fourth proportional to 17,984.92, 26,980.26 and 7,596.76 is: 11,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.92 : 26,980.26 = 7,596.76 : x
  2. Step 2: Convert to fraction form
    17,984.92/26,980.26 = 7,596.76/x
  3. Step 3: Cross multiply
    17,984.92x = 26,980.26 × 7,596.76
  4. Step 4: Simplify right side
    17,984.92x = 204,962,559.96
  5. Step 5: Solve for x
    x = 204,962,559.96/17,984.92
  6. Step 6: Final answer
    x = 11,396.36

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1.5x scale

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.