Home / 20,025.77-27,637.61-11,073.96

Finding the Fourth Proportional to 20,025.77, 27,637.61 and 11,073.96

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Solution

The fourth proportional to 20,025.77, 27,637.61 and 11,073.96 is: 15,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.77 : 27,637.61 = 11,073.96 : x
  2. Step 2: Convert to fraction form
    20,025.77/27,637.61 = 11,073.96/x
  3. Step 3: Cross multiply
    20,025.77x = 27,637.61 × 11,073.96
  4. Step 4: Simplify right side
    20,025.77x = 306,057,732.27
  5. Step 5: Solve for x
    x = 306,057,732.27/20,025.77
  6. Step 6: Final answer
    x = 15,283.20

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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.