Home / 25,372.49-38,062.39-7,843.69

Finding the Fourth Proportional to 25,372.49, 38,062.39 and 7,843.69

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Solution

The fourth proportional to 25,372.49, 38,062.39 and 7,843.69 is: 11,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.49 : 38,062.39 = 7,843.69 : x
  2. Step 2: Convert to fraction form
    25,372.49/38,062.39 = 7,843.69/x
  3. Step 3: Cross multiply
    25,372.49x = 38,062.39 × 7,843.69
  4. Step 4: Simplify right side
    25,372.49x = 298,549,473.05
  5. Step 5: Solve for x
    x = 298,549,473.05/25,372.49
  6. Step 6: Final answer
    x = 11,766.66

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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.