Home / 18,283.88-27,429.92-5,804.31

Finding the Fourth Proportional to 18,283.88, 27,429.92 and 5,804.31

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Solution

The fourth proportional to 18,283.88, 27,429.92 and 5,804.31 is: 8,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.88 : 27,429.92 = 5,804.31 : x
  2. Step 2: Convert to fraction form
    18,283.88/27,429.92 = 5,804.31/x
  3. Step 3: Cross multiply
    18,283.88x = 27,429.92 × 5,804.31
  4. Step 4: Simplify right side
    18,283.88x = 159,211,732.92
  5. Step 5: Solve for x
    x = 159,211,732.92/18,283.88
  6. Step 6: Final answer
    x = 8,707.77

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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.