Home / 18,541.92-27,823.80-6,863.28

Finding the Fourth Proportional to 18,541.92, 27,823.80 and 6,863.28

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Solution

The fourth proportional to 18,541.92, 27,823.80 and 6,863.28 is: 10,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.92 : 27,823.80 = 6,863.28 : x
  2. Step 2: Convert to fraction form
    18,541.92/27,823.80 = 6,863.28/x
  3. Step 3: Cross multiply
    18,541.92x = 27,823.80 × 6,863.28
  4. Step 4: Simplify right side
    18,541.92x = 190,962,530.06
  5. Step 5: Solve for x
    x = 190,962,530.06/18,541.92
  6. Step 6: Final answer
    x = 10,298.96

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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.