Home / 13,404.85-20,107.42-4,044.95

Finding the Fourth Proportional to 13,404.85, 20,107.42 and 4,044.95

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Solution

The fourth proportional to 13,404.85, 20,107.42 and 4,044.95 is: 6,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.85 : 20,107.42 = 4,044.95 : x
  2. Step 2: Convert to fraction form
    13,404.85/20,107.42 = 4,044.95/x
  3. Step 3: Cross multiply
    13,404.85x = 20,107.42 × 4,044.95
  4. Step 4: Simplify right side
    13,404.85x = 81,333,508.53
  5. Step 5: Solve for x
    x = 81,333,508.53/13,404.85
  6. Step 6: Final answer
    x = 6,067.47

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1.5x scale

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.