Home / 18,895.41-26,080.38-10,942.83

Finding the Fourth Proportional to 18,895.41, 26,080.38 and 10,942.83

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Solution

The fourth proportional to 18,895.41, 26,080.38 and 10,942.83 is: 15,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895.41 : 26,080.38 = 10,942.83 : x
  2. Step 2: Convert to fraction form
    18,895.41/26,080.38 = 10,942.83/x
  3. Step 3: Cross multiply
    18,895.41x = 26,080.38 × 10,942.83
  4. Step 4: Simplify right side
    18,895.41x = 285,393,164.68
  5. Step 5: Solve for x
    x = 285,393,164.68/18,895.41
  6. Step 6: Final answer
    x = 15,103.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.