Home / 18,141.12-25,034.88-10,183.44

Finding the Fourth Proportional to 18,141.12, 25,034.88 and 10,183.44

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Solution

The fourth proportional to 18,141.12, 25,034.88 and 10,183.44 is: 14,053.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141.12 : 25,034.88 = 10,183.44 : x
  2. Step 2: Convert to fraction form
    18,141.12/25,034.88 = 10,183.44/x
  3. Step 3: Cross multiply
    18,141.12x = 25,034.88 × 10,183.44
  4. Step 4: Simplify right side
    18,141.12x = 254,941,198.39
  5. Step 5: Solve for x
    x = 254,941,198.39/18,141.12
  6. Step 6: Final answer
    x = 14,053.22

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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.