Home / 12,095.28-16,692-6,789.96

Finding the Fourth Proportional to 12,095.28, 16,692 and 6,789.96

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Solution

The fourth proportional to 12,095.28, 16,692 and 6,789.96 is: 9,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.28 : 16,692 = 6,789.96 : x
  2. Step 2: Convert to fraction form
    12,095.28/16,692 = 6,789.96/x
  3. Step 3: Cross multiply
    12,095.28x = 16,692 × 6,789.96
  4. Step 4: Simplify right side
    12,095.28x = 113,338,012.32
  5. Step 5: Solve for x
    x = 113,338,012.32/12,095.28
  6. Step 6: Final answer
    x = 9,370.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.