Home / 20,025.76-27,635.06-11,073.04

Finding the Fourth Proportional to 20,025.76, 27,635.06 and 11,073.04

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Solution

The fourth proportional to 20,025.76, 27,635.06 and 11,073.04 is: 15,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.76 : 27,635.06 = 11,073.04 : x
  2. Step 2: Convert to fraction form
    20,025.76/27,635.06 = 11,073.04/x
  3. Step 3: Cross multiply
    20,025.76x = 27,635.06 × 11,073.04
  4. Step 4: Simplify right side
    20,025.76x = 306,004,124.78
  5. Step 5: Solve for x
    x = 306,004,124.78/20,025.76
  6. Step 6: Final answer
    x = 15,280.52

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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.