Home / 38,922.86-58,388.60-16,738.49

Finding the Fourth Proportional to 38,922.86, 58,388.60 and 16,738.49

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Solution

The fourth proportional to 38,922.86, 58,388.60 and 16,738.49 is: 25,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,922.86 : 58,388.60 = 16,738.49 : x
  2. Step 2: Convert to fraction form
    38,922.86/58,388.60 = 16,738.49/x
  3. Step 3: Cross multiply
    38,922.86x = 58,388.60 × 16,738.49
  4. Step 4: Simplify right side
    38,922.86x = 977,336,621.58
  5. Step 5: Solve for x
    x = 977,336,621.58/38,922.86
  6. Step 6: Final answer
    x = 25,109.58

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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.