Home / 25,067.78-34,590.24-14,992.54

Finding the Fourth Proportional to 25,067.78, 34,590.24 and 14,992.54

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Solution

The fourth proportional to 25,067.78, 34,590.24 and 14,992.54 is: 20,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,067.78 : 34,590.24 = 14,992.54 : x
  2. Step 2: Convert to fraction form
    25,067.78/34,590.24 = 14,992.54/x
  3. Step 3: Cross multiply
    25,067.78x = 34,590.24 × 14,992.54
  4. Step 4: Simplify right side
    25,067.78x = 518,595,664.90
  5. Step 5: Solve for x
    x = 518,595,664.90/25,067.78
  6. Step 6: Final answer
    x = 20,687.74

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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.