Home / 27,999.36-41,999.04-21,467.52

Finding the Fourth Proportional to 27,999.36, 41,999.04 and 21,467.52

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Solution

The fourth proportional to 27,999.36, 41,999.04 and 21,467.52 is: 32,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.36 : 41,999.04 = 21,467.52 : x
  2. Step 2: Convert to fraction form
    27,999.36/41,999.04 = 21,467.52/x
  3. Step 3: Cross multiply
    27,999.36x = 41,999.04 × 21,467.52
  4. Step 4: Simplify right side
    27,999.36x = 901,615,231.18
  5. Step 5: Solve for x
    x = 901,615,231.18/27,999.36
  6. Step 6: Final answer
    x = 32,201.28

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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.