Home / 18,141.36-25,034.85-10,183.74

Finding the Fourth Proportional to 18,141.36, 25,034.85 and 10,183.74

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Solution

The fourth proportional to 18,141.36, 25,034.85 and 10,183.74 is: 14,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141.36 : 25,034.85 = 10,183.74 : x
  2. Step 2: Convert to fraction form
    18,141.36/25,034.85 = 10,183.74/x
  3. Step 3: Cross multiply
    18,141.36x = 25,034.85 × 10,183.74
  4. Step 4: Simplify right side
    18,141.36x = 254,948,403.34
  5. Step 5: Solve for x
    x = 254,948,403.34/18,141.36
  6. Step 6: Final answer
    x = 14,053.43

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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.