Home / 20,025.88-27,636.36-11,073.68

Finding the Fourth Proportional to 20,025.88, 27,636.36 and 11,073.68

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Solution

The fourth proportional to 20,025.88, 27,636.36 and 11,073.68 is: 15,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.88 : 27,636.36 = 11,073.68 : x
  2. Step 2: Convert to fraction form
    20,025.88/27,636.36 = 11,073.68/x
  3. Step 3: Cross multiply
    20,025.88x = 27,636.36 × 11,073.68
  4. Step 4: Simplify right side
    20,025.88x = 306,036,207.00
  5. Step 5: Solve for x
    x = 306,036,207.00/20,025.88
  6. Step 6: Final answer
    x = 15,282.04

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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.