Home / 25,103.97-37,629.68-8,458.25

Finding the Fourth Proportional to 25,103.97, 37,629.68 and 8,458.25

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Solution

The fourth proportional to 25,103.97, 37,629.68 and 8,458.25 is: 12,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103.97 : 37,629.68 = 8,458.25 : x
  2. Step 2: Convert to fraction form
    25,103.97/37,629.68 = 8,458.25/x
  3. Step 3: Cross multiply
    25,103.97x = 37,629.68 × 8,458.25
  4. Step 4: Simplify right side
    25,103.97x = 318,281,240.86
  5. Step 5: Solve for x
    x = 318,281,240.86/25,103.97
  6. Step 6: Final answer
    x = 12,678.52

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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.