Home / 26,123.54-39,190.23-11,893.12

Finding the Fourth Proportional to 26,123.54, 39,190.23 and 11,893.12

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Solution

The fourth proportional to 26,123.54, 39,190.23 and 11,893.12 is: 17,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.54 : 39,190.23 = 11,893.12 : x
  2. Step 2: Convert to fraction form
    26,123.54/39,190.23 = 11,893.12/x
  3. Step 3: Cross multiply
    26,123.54x = 39,190.23 × 11,893.12
  4. Step 4: Simplify right side
    26,123.54x = 466,093,912.27
  5. Step 5: Solve for x
    x = 466,093,912.27/26,123.54
  6. Step 6: Final answer
    x = 17,841.91

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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.