Home / 18,960.54-28,444.19-6,481.95

Finding the Fourth Proportional to 18,960.54, 28,444.19 and 6,481.95

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Solution

The fourth proportional to 18,960.54, 28,444.19 and 6,481.95 is: 9,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.54 : 28,444.19 = 6,481.95 : x
  2. Step 2: Convert to fraction form
    18,960.54/28,444.19 = 6,481.95/x
  3. Step 3: Cross multiply
    18,960.54x = 28,444.19 × 6,481.95
  4. Step 4: Simplify right side
    18,960.54x = 184,373,784.96
  5. Step 5: Solve for x
    x = 184,373,784.96/18,960.54
  6. Step 6: Final answer
    x = 9,724.08

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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.