Home / 26,166.85-39,257.71-12,843.84

Finding the Fourth Proportional to 26,166.85, 39,257.71 and 12,843.84

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Solution

The fourth proportional to 26,166.85, 39,257.71 and 12,843.84 is: 19,269.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,166.85 : 39,257.71 = 12,843.84 : x
  2. Step 2: Convert to fraction form
    26,166.85/39,257.71 = 12,843.84/x
  3. Step 3: Cross multiply
    26,166.85x = 39,257.71 × 12,843.84
  4. Step 4: Simplify right side
    26,166.85x = 504,219,861.11
  5. Step 5: Solve for x
    x = 504,219,861.11/26,166.85
  6. Step 6: Final answer
    x = 19,269.42

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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.