Home / 38,883.52-58,318.80-12,584.44

Finding the Fourth Proportional to 38,883.52, 58,318.80 and 12,584.44

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Solution

The fourth proportional to 38,883.52, 58,318.80 and 12,584.44 is: 18,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.52 : 58,318.80 = 12,584.44 : x
  2. Step 2: Convert to fraction form
    38,883.52/58,318.80 = 12,584.44/x
  3. Step 3: Cross multiply
    38,883.52x = 58,318.80 × 12,584.44
  4. Step 4: Simplify right side
    38,883.52x = 733,909,439.47
  5. Step 5: Solve for x
    x = 733,909,439.47/38,883.52
  6. Step 6: Final answer
    x = 18,874.56

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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.