Home / 26,273.70-39,388.35-12,226.47

Finding the Fourth Proportional to 26,273.70, 39,388.35 and 12,226.47

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Solution

The fourth proportional to 26,273.70, 39,388.35 and 12,226.47 is: 18,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,273.70 : 39,388.35 = 12,226.47 : x
  2. Step 2: Convert to fraction form
    26,273.70/39,388.35 = 12,226.47/x
  3. Step 3: Cross multiply
    26,273.70x = 39,388.35 × 12,226.47
  4. Step 4: Simplify right side
    26,273.70x = 481,580,479.62
  5. Step 5: Solve for x
    x = 481,580,479.62/26,273.70
  6. Step 6: Final answer
    x = 18,329.37

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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.