Home / 26,731.54-40,111.26-19,396.54

Finding the Fourth Proportional to 26,731.54, 40,111.26 and 19,396.54

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Solution

The fourth proportional to 26,731.54, 40,111.26 and 19,396.54 is: 29,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.54 : 40,111.26 = 19,396.54 : x
  2. Step 2: Convert to fraction form
    26,731.54/40,111.26 = 19,396.54/x
  3. Step 3: Cross multiply
    26,731.54x = 40,111.26 × 19,396.54
  4. Step 4: Simplify right side
    26,731.54x = 778,019,659.04
  5. Step 5: Solve for x
    x = 778,019,659.04/26,731.54
  6. Step 6: Final answer
    x = 29,104.93

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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.