Home / 20,204.60-27,889.83-17,360.60

Finding the Fourth Proportional to 20,204.60, 27,889.83 and 17,360.60

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Solution

The fourth proportional to 20,204.60, 27,889.83 and 17,360.60 is: 23,964.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.60 : 27,889.83 = 17,360.60 : x
  2. Step 2: Convert to fraction form
    20,204.60/27,889.83 = 17,360.60/x
  3. Step 3: Cross multiply
    20,204.60x = 27,889.83 × 17,360.60
  4. Step 4: Simplify right side
    20,204.60x = 484,184,182.70
  5. Step 5: Solve for x
    x = 484,184,182.70/20,204.60
  6. Step 6: Final answer
    x = 23,964.06

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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.