Home / 26,922-40,378.13-9,396.84

Finding the Fourth Proportional to 26,922, 40,378.13 and 9,396.84

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Solution

The fourth proportional to 26,922, 40,378.13 and 9,396.84 is: 14,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922 : 40,378.13 = 9,396.84 : x
  2. Step 2: Convert to fraction form
    26,922/40,378.13 = 9,396.84/x
  3. Step 3: Cross multiply
    26,922x = 40,378.13 × 9,396.84
  4. Step 4: Simplify right side
    26,922x = 379,426,780.13
  5. Step 5: Solve for x
    x = 379,426,780.13/26,922
  6. Step 6: Final answer
    x = 14,093.56

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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.