Home / 12,929.55-19,394.81-4,044.92

Finding the Fourth Proportional to 12,929.55, 19,394.81 and 4,044.92

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Solution

The fourth proportional to 12,929.55, 19,394.81 and 4,044.92 is: 6,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,929.55 : 19,394.81 = 4,044.92 : x
  2. Step 2: Convert to fraction form
    12,929.55/19,394.81 = 4,044.92/x
  3. Step 3: Cross multiply
    12,929.55x = 19,394.81 × 4,044.92
  4. Step 4: Simplify right side
    12,929.55x = 78,450,504.13
  5. Step 5: Solve for x
    x = 78,450,504.13/12,929.55
  6. Step 6: Final answer
    x = 6,067.54

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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.