Home / 22,979.67-34,466.89-7,983.92

Finding the Fourth Proportional to 22,979.67, 34,466.89 and 7,983.92

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Solution

The fourth proportional to 22,979.67, 34,466.89 and 7,983.92 is: 11,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,979.67 : 34,466.89 = 7,983.92 : x
  2. Step 2: Convert to fraction form
    22,979.67/34,466.89 = 7,983.92/x
  3. Step 3: Cross multiply
    22,979.67x = 34,466.89 × 7,983.92
  4. Step 4: Simplify right side
    22,979.67x = 275,180,802.16
  5. Step 5: Solve for x
    x = 275,180,802.16/22,979.67
  6. Step 6: Final answer
    x = 11,974.97

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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.