Home / 18,529.20-27,793.80-17,751.60

Finding the Fourth Proportional to 18,529.20, 27,793.80 and 17,751.60

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Solution

The fourth proportional to 18,529.20, 27,793.80 and 17,751.60 is: 26,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.20 : 27,793.80 = 17,751.60 : x
  2. Step 2: Convert to fraction form
    18,529.20/27,793.80 = 17,751.60/x
  3. Step 3: Cross multiply
    18,529.20x = 27,793.80 × 17,751.60
  4. Step 4: Simplify right side
    18,529.20x = 493,384,420.08
  5. Step 5: Solve for x
    x = 493,384,420.08/18,529.20
  6. Step 6: Final answer
    x = 26,627.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.