Home / 18,285.62-27,425.64-5,804.04

Finding the Fourth Proportional to 18,285.62, 27,425.64 and 5,804.04

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Solution

The fourth proportional to 18,285.62, 27,425.64 and 5,804.04 is: 8,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,285.62 : 27,425.64 = 5,804.04 : x
  2. Step 2: Convert to fraction form
    18,285.62/27,425.64 = 5,804.04/x
  3. Step 3: Cross multiply
    18,285.62x = 27,425.64 × 5,804.04
  4. Step 4: Simplify right side
    18,285.62x = 159,179,511.59
  5. Step 5: Solve for x
    x = 159,179,511.59/18,285.62
  6. Step 6: Final answer
    x = 8,705.17

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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.