Home / 26,575.82-39,860.34-7,855.46

Finding the Fourth Proportional to 26,575.82, 39,860.34 and 7,855.46

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Solution

The fourth proportional to 26,575.82, 39,860.34 and 7,855.46 is: 11,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.82 : 39,860.34 = 7,855.46 : x
  2. Step 2: Convert to fraction form
    26,575.82/39,860.34 = 7,855.46/x
  3. Step 3: Cross multiply
    26,575.82x = 39,860.34 × 7,855.46
  4. Step 4: Simplify right side
    26,575.82x = 313,121,306.46
  5. Step 5: Solve for x
    x = 313,121,306.46/26,575.82
  6. Step 6: Final answer
    x = 11,782.19

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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.