Home / 18,025.78-24,874.80-10,067.87

Finding the Fourth Proportional to 18,025.78, 24,874.80 and 10,067.87

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Solution

The fourth proportional to 18,025.78, 24,874.80 and 10,067.87 is: 13,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.78 : 24,874.80 = 10,067.87 : x
  2. Step 2: Convert to fraction form
    18,025.78/24,874.80 = 10,067.87/x
  3. Step 3: Cross multiply
    18,025.78x = 24,874.80 × 10,067.87
  4. Step 4: Simplify right side
    18,025.78x = 250,436,128.30
  5. Step 5: Solve for x
    x = 250,436,128.30/18,025.78
  6. Step 6: Final answer
    x = 13,893.22

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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.