Home / 13,994.48-20,997.19-5,227.35

Finding the Fourth Proportional to 13,994.48, 20,997.19 and 5,227.35

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Solution

The fourth proportional to 13,994.48, 20,997.19 and 5,227.35 is: 7,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.48 : 20,997.19 = 5,227.35 : x
  2. Step 2: Convert to fraction form
    13,994.48/20,997.19 = 5,227.35/x
  3. Step 3: Cross multiply
    13,994.48x = 20,997.19 × 5,227.35
  4. Step 4: Simplify right side
    13,994.48x = 109,759,588.94
  5. Step 5: Solve for x
    x = 109,759,588.94/13,994.48
  6. Step 6: Final answer
    x = 7,843.06

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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.