Home / 13,794.04-20,694.75-3,934.18

Finding the Fourth Proportional to 13,794.04, 20,694.75 and 3,934.18

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Solution

The fourth proportional to 13,794.04, 20,694.75 and 3,934.18 is: 5,902.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.04 : 20,694.75 = 3,934.18 : x
  2. Step 2: Convert to fraction form
    13,794.04/20,694.75 = 3,934.18/x
  3. Step 3: Cross multiply
    13,794.04x = 20,694.75 × 3,934.18
  4. Step 4: Simplify right side
    13,794.04x = 81,416,871.56
  5. Step 5: Solve for x
    x = 81,416,871.56/13,794.04
  6. Step 6: Final answer
    x = 5,902.32

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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.