Home / 27,304.68-40,942.44-8,581.28

Finding the Fourth Proportional to 27,304.68, 40,942.44 and 8,581.28

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Solution

The fourth proportional to 27,304.68, 40,942.44 and 8,581.28 is: 12,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,304.68 : 40,942.44 = 8,581.28 : x
  2. Step 2: Convert to fraction form
    27,304.68/40,942.44 = 8,581.28/x
  3. Step 3: Cross multiply
    27,304.68x = 40,942.44 × 8,581.28
  4. Step 4: Simplify right side
    27,304.68x = 351,338,541.52
  5. Step 5: Solve for x
    x = 351,338,541.52/27,304.68
  6. Step 6: Final answer
    x = 12,867.34

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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.