Home / 26,656.23-39,992.31-7,936.91

Finding the Fourth Proportional to 26,656.23, 39,992.31 and 7,936.91

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Solution

The fourth proportional to 26,656.23, 39,992.31 and 7,936.91 is: 11,907.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.23 : 39,992.31 = 7,936.91 : x
  2. Step 2: Convert to fraction form
    26,656.23/39,992.31 = 7,936.91/x
  3. Step 3: Cross multiply
    26,656.23x = 39,992.31 × 7,936.91
  4. Step 4: Simplify right side
    26,656.23x = 317,415,165.20
  5. Step 5: Solve for x
    x = 317,415,165.20/26,656.23
  6. Step 6: Final answer
    x = 11,907.73

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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.