Home / 13,994.82-20,995.68-4,134.06

Finding the Fourth Proportional to 13,994.82, 20,995.68 and 4,134.06

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Solution

The fourth proportional to 13,994.82, 20,995.68 and 4,134.06 is: 6,202.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.82 : 20,995.68 = 4,134.06 : x
  2. Step 2: Convert to fraction form
    13,994.82/20,995.68 = 4,134.06/x
  3. Step 3: Cross multiply
    13,994.82x = 20,995.68 × 4,134.06
  4. Step 4: Simplify right side
    13,994.82x = 86,797,400.86
  5. Step 5: Solve for x
    x = 86,797,400.86/13,994.82
  6. Step 6: Final answer
    x = 6,202.11

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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.