Home / 13,949.41-20,925.44-3,954.36

Finding the Fourth Proportional to 13,949.41, 20,925.44 and 3,954.36

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Solution

The fourth proportional to 13,949.41, 20,925.44 and 3,954.36 is: 5,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.41 : 20,925.44 = 3,954.36 : x
  2. Step 2: Convert to fraction form
    13,949.41/20,925.44 = 3,954.36/x
  3. Step 3: Cross multiply
    13,949.41x = 20,925.44 × 3,954.36
  4. Step 4: Simplify right side
    13,949.41x = 82,746,722.92
  5. Step 5: Solve for x
    x = 82,746,722.92/13,949.41
  6. Step 6: Final answer
    x = 5,931.92

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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.