Home / 25,198.38-37,789.88-8,554.71

Finding the Fourth Proportional to 25,198.38, 37,789.88 and 8,554.71

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Solution

The fourth proportional to 25,198.38, 37,789.88 and 8,554.71 is: 12,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,198.38 : 37,789.88 = 8,554.71 : x
  2. Step 2: Convert to fraction form
    25,198.38/37,789.88 = 8,554.71/x
  3. Step 3: Cross multiply
    25,198.38x = 37,789.88 × 8,554.71
  4. Step 4: Simplify right side
    25,198.38x = 323,281,464.33
  5. Step 5: Solve for x
    x = 323,281,464.33/25,198.38
  6. Step 6: Final answer
    x = 12,829.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.