Home / 18,624.21-27,936.62-4,584.28

Finding the Fourth Proportional to 18,624.21, 27,936.62 and 4,584.28

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Solution

The fourth proportional to 18,624.21, 27,936.62 and 4,584.28 is: 6,876.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.21 : 27,936.62 = 4,584.28 : x
  2. Step 2: Convert to fraction form
    18,624.21/27,936.62 = 4,584.28/x
  3. Step 3: Cross multiply
    18,624.21x = 27,936.62 × 4,584.28
  4. Step 4: Simplify right side
    18,624.21x = 128,069,288.33
  5. Step 5: Solve for x
    x = 128,069,288.33/18,624.21
  6. Step 6: Final answer
    x = 6,876.50

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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.