Home / 12,346.97-18,524.60-3,914.84

Finding the Fourth Proportional to 12,346.97, 18,524.60 and 3,914.84

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Solution

The fourth proportional to 12,346.97, 18,524.60 and 3,914.84 is: 5,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.97 : 18,524.60 = 3,914.84 : x
  2. Step 2: Convert to fraction form
    12,346.97/18,524.60 = 3,914.84/x
  3. Step 3: Cross multiply
    12,346.97x = 18,524.60 × 3,914.84
  4. Step 4: Simplify right side
    12,346.97x = 72,520,901.16
  5. Step 5: Solve for x
    x = 72,520,901.16/12,346.97
  6. Step 6: Final answer
    x = 5,873.58

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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.