Home / 38,982.75-58,483.88-11,280.75

Finding the Fourth Proportional to 38,982.75, 58,483.88 and 11,280.75

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Solution

The fourth proportional to 38,982.75, 58,483.88 and 11,280.75 is: 16,923.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,982.75 : 58,483.88 = 11,280.75 : x
  2. Step 2: Convert to fraction form
    38,982.75/58,483.88 = 11,280.75/x
  3. Step 3: Cross multiply
    38,982.75x = 58,483.88 × 11,280.75
  4. Step 4: Simplify right side
    38,982.75x = 659,741,972.91
  5. Step 5: Solve for x
    x = 659,741,972.91/38,982.75
  6. Step 6: Final answer
    x = 16,923.95

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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.