Home / 25,874.10-35,704.71-15,267.06

Finding the Fourth Proportional to 25,874.10, 35,704.71 and 15,267.06

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Solution

The fourth proportional to 25,874.10, 35,704.71 and 15,267.06 is: 21,067.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,874.10 : 35,704.71 = 15,267.06 : x
  2. Step 2: Convert to fraction form
    25,874.10/35,704.71 = 15,267.06/x
  3. Step 3: Cross multiply
    25,874.10x = 35,704.71 × 15,267.06
  4. Step 4: Simplify right side
    25,874.10x = 545,105,949.85
  5. Step 5: Solve for x
    x = 545,105,949.85/25,874.10
  6. Step 6: Final answer
    x = 21,067.63

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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.