Home / 18,974.76-28,466.58-6,494.92

Finding the Fourth Proportional to 18,974.76, 28,466.58 and 6,494.92

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Solution

The fourth proportional to 18,974.76, 28,466.58 and 6,494.92 is: 9,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.76 : 28,466.58 = 6,494.92 : x
  2. Step 2: Convert to fraction form
    18,974.76/28,466.58 = 6,494.92/x
  3. Step 3: Cross multiply
    18,974.76x = 28,466.58 × 6,494.92
  4. Step 4: Simplify right side
    18,974.76x = 184,888,159.77
  5. Step 5: Solve for x
    x = 184,888,159.77/18,974.76
  6. Step 6: Final answer
    x = 9,743.90

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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.