Home / 38,819.35-58,241.33-13,858.86

Finding the Fourth Proportional to 38,819.35, 58,241.33 and 13,858.86

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Solution

The fourth proportional to 38,819.35, 58,241.33 and 13,858.86 is: 20,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,819.35 : 58,241.33 = 13,858.86 : x
  2. Step 2: Convert to fraction form
    38,819.35/58,241.33 = 13,858.86/x
  3. Step 3: Cross multiply
    38,819.35x = 58,241.33 × 13,858.86
  4. Step 4: Simplify right side
    38,819.35x = 807,158,369.39
  5. Step 5: Solve for x
    x = 807,158,369.39/38,819.35
  6. Step 6: Final answer
    x = 20,792.68

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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.