Home / 20,033.04-27,645.52-11,201.04

Finding the Fourth Proportional to 20,033.04, 27,645.52 and 11,201.04

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Solution

The fourth proportional to 20,033.04, 27,645.52 and 11,201.04 is: 15,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.04 : 27,645.52 = 11,201.04 : x
  2. Step 2: Convert to fraction form
    20,033.04/27,645.52 = 11,201.04/x
  3. Step 3: Cross multiply
    20,033.04x = 27,645.52 × 11,201.04
  4. Step 4: Simplify right side
    20,033.04x = 309,658,575.34
  5. Step 5: Solve for x
    x = 309,658,575.34/20,033.04
  6. Step 6: Final answer
    x = 15,457.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.