Home / 20,059.03-27,679.22-11,104.29

Finding the Fourth Proportional to 20,059.03, 27,679.22 and 11,104.29

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Solution

The fourth proportional to 20,059.03, 27,679.22 and 11,104.29 is: 15,322.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,059.03 : 27,679.22 = 11,104.29 : x
  2. Step 2: Convert to fraction form
    20,059.03/27,679.22 = 11,104.29/x
  3. Step 3: Cross multiply
    20,059.03x = 27,679.22 × 11,104.29
  4. Step 4: Simplify right side
    20,059.03x = 307,358,044.42
  5. Step 5: Solve for x
    x = 307,358,044.42/20,059.03
  6. Step 6: Final answer
    x = 15,322.68

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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.