Home / 12,521.52-18,766.62-5,934.60

Finding the Fourth Proportional to 12,521.52, 18,766.62 and 5,934.60

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Solution

The fourth proportional to 12,521.52, 18,766.62 and 5,934.60 is: 8,894.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521.52 : 18,766.62 = 5,934.60 : x
  2. Step 2: Convert to fraction form
    12,521.52/18,766.62 = 5,934.60/x
  3. Step 3: Cross multiply
    12,521.52x = 18,766.62 × 5,934.60
  4. Step 4: Simplify right side
    12,521.52x = 111,372,383.05
  5. Step 5: Solve for x
    x = 111,372,383.05/12,521.52
  6. Step 6: Final answer
    x = 8,894.48

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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.