Home / 18,214.83-25,137.61-11,049.77

Finding the Fourth Proportional to 18,214.83, 25,137.61 and 11,049.77

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Solution

The fourth proportional to 18,214.83, 25,137.61 and 11,049.77 is: 15,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.83 : 25,137.61 = 11,049.77 : x
  2. Step 2: Convert to fraction form
    18,214.83/25,137.61 = 11,049.77/x
  3. Step 3: Cross multiply
    18,214.83x = 25,137.61 × 11,049.77
  4. Step 4: Simplify right side
    18,214.83x = 277,764,844.07
  5. Step 5: Solve for x
    x = 277,764,844.07/18,214.83
  6. Step 6: Final answer
    x = 15,249.38

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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.