Home / 20,025.31-27,634.50-11,073.19

Finding the Fourth Proportional to 20,025.31, 27,634.50 and 11,073.19

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Solution

The fourth proportional to 20,025.31, 27,634.50 and 11,073.19 is: 15,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.31 : 27,634.50 = 11,073.19 : x
  2. Step 2: Convert to fraction form
    20,025.31/27,634.50 = 11,073.19/x
  3. Step 3: Cross multiply
    20,025.31x = 27,634.50 × 11,073.19
  4. Step 4: Simplify right side
    20,025.31x = 306,002,069.06
  5. Step 5: Solve for x
    x = 306,002,069.06/20,025.31
  6. Step 6: Final answer
    x = 15,280.77

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Double scale
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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.