Home / 19,927.46-29,890.87-6,788.98

Finding the Fourth Proportional to 19,927.46, 29,890.87 and 6,788.98

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Solution

The fourth proportional to 19,927.46, 29,890.87 and 6,788.98 is: 10,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.46 : 29,890.87 = 6,788.98 : x
  2. Step 2: Convert to fraction form
    19,927.46/29,890.87 = 6,788.98/x
  3. Step 3: Cross multiply
    19,927.46x = 29,890.87 × 6,788.98
  4. Step 4: Simplify right side
    19,927.46x = 202,928,518.61
  5. Step 5: Solve for x
    x = 202,928,518.61/19,927.46
  6. Step 6: Final answer
    x = 10,183.36

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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.