Home / 26,721.27-40,085.55-11,135.25

Finding the Fourth Proportional to 26,721.27, 40,085.55 and 11,135.25

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Solution

The fourth proportional to 26,721.27, 40,085.55 and 11,135.25 is: 16,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.27 : 40,085.55 = 11,135.25 : x
  2. Step 2: Convert to fraction form
    26,721.27/40,085.55 = 11,135.25/x
  3. Step 3: Cross multiply
    26,721.27x = 40,085.55 × 11,135.25
  4. Step 4: Simplify right side
    26,721.27x = 446,362,620.64
  5. Step 5: Solve for x
    x = 446,362,620.64/26,721.27
  6. Step 6: Final answer
    x = 16,704.39

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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.