Home / 15,233.03-21,023.54-8,519.03

Finding the Fourth Proportional to 15,233.03, 21,023.54 and 8,519.03

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Solution

The fourth proportional to 15,233.03, 21,023.54 and 8,519.03 is: 11,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.03 : 21,023.54 = 8,519.03 : x
  2. Step 2: Convert to fraction form
    15,233.03/21,023.54 = 8,519.03/x
  3. Step 3: Cross multiply
    15,233.03x = 21,023.54 × 8,519.03
  4. Step 4: Simplify right side
    15,233.03x = 179,100,241.82
  5. Step 5: Solve for x
    x = 179,100,241.82/15,233.03
  6. Step 6: Final answer
    x = 11,757.36

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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.