Home / 22,119.36-33,193.44-20,339.52

Finding the Fourth Proportional to 22,119.36, 33,193.44 and 20,339.52

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Solution

The fourth proportional to 22,119.36, 33,193.44 and 20,339.52 is: 30,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.36 : 33,193.44 = 20,339.52 : x
  2. Step 2: Convert to fraction form
    22,119.36/33,193.44 = 20,339.52/x
  3. Step 3: Cross multiply
    22,119.36x = 33,193.44 × 20,339.52
  4. Step 4: Simplify right side
    22,119.36x = 675,138,636.75
  5. Step 5: Solve for x
    x = 675,138,636.75/22,119.36
  6. Step 6: Final answer
    x = 30,522.52

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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.