Home / 22,201.04-33,263.16-11,781.20

Finding the Fourth Proportional to 22,201.04, 33,263.16 and 11,781.20

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Solution

The fourth proportional to 22,201.04, 33,263.16 and 11,781.20 is: 17,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201.04 : 33,263.16 = 11,781.20 : x
  2. Step 2: Convert to fraction form
    22,201.04/33,263.16 = 11,781.20/x
  3. Step 3: Cross multiply
    22,201.04x = 33,263.16 × 11,781.20
  4. Step 4: Simplify right side
    22,201.04x = 391,879,940.59
  5. Step 5: Solve for x
    x = 391,879,940.59/22,201.04
  6. Step 6: Final answer
    x = 17,651.42

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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.