Home / 22,422.60-33,632.68-6,839

Finding the Fourth Proportional to 22,422.60, 33,632.68 and 6,839

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Solution

The fourth proportional to 22,422.60, 33,632.68 and 6,839 is: 10,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.60 : 33,632.68 = 6,839 : x
  2. Step 2: Convert to fraction form
    22,422.60/33,632.68 = 6,839/x
  3. Step 3: Cross multiply
    22,422.60x = 33,632.68 × 6,839
  4. Step 4: Simplify right side
    22,422.60x = 230,013,898.52
  5. Step 5: Solve for x
    x = 230,013,898.52/22,422.60
  6. Step 6: Final answer
    x = 10,258.13

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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.