Home / 22,268.70-33,404.04-12,400.56

Finding the Fourth Proportional to 22,268.70, 33,404.04 and 12,400.56

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Solution

The fourth proportional to 22,268.70, 33,404.04 and 12,400.56 is: 18,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.70 : 33,404.04 = 12,400.56 : x
  2. Step 2: Convert to fraction form
    22,268.70/33,404.04 = 12,400.56/x
  3. Step 3: Cross multiply
    22,268.70x = 33,404.04 × 12,400.56
  4. Step 4: Simplify right side
    22,268.70x = 414,228,802.26
  5. Step 5: Solve for x
    x = 414,228,802.26/22,268.70
  6. Step 6: Final answer
    x = 18,601.39

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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.