Home / 12,356.12-18,546.66-10,959.68

Finding the Fourth Proportional to 12,356.12, 18,546.66 and 10,959.68

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Solution

The fourth proportional to 12,356.12, 18,546.66 and 10,959.68 is: 16,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356.12 : 18,546.66 = 10,959.68 : x
  2. Step 2: Convert to fraction form
    12,356.12/18,546.66 = 10,959.68/x
  3. Step 3: Cross multiply
    12,356.12x = 18,546.66 × 10,959.68
  4. Step 4: Simplify right side
    12,356.12x = 203,265,458.67
  5. Step 5: Solve for x
    x = 203,265,458.67/12,356.12
  6. Step 6: Final answer
    x = 16,450.59

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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.