Home / 27,922.41-41,890.50-13,889.09

Finding the Fourth Proportional to 27,922.41, 41,890.50 and 13,889.09

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Solution

The fourth proportional to 27,922.41, 41,890.50 and 13,889.09 is: 20,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.41 : 41,890.50 = 13,889.09 : x
  2. Step 2: Convert to fraction form
    27,922.41/41,890.50 = 13,889.09/x
  3. Step 3: Cross multiply
    27,922.41x = 41,890.50 × 13,889.09
  4. Step 4: Simplify right side
    27,922.41x = 581,821,029.37
  5. Step 5: Solve for x
    x = 581,821,029.37/27,922.41
  6. Step 6: Final answer
    x = 20,837.06

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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.