Home / 22,719.92-34,081.23-7,137.54

Finding the Fourth Proportional to 22,719.92, 34,081.23 and 7,137.54

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Solution

The fourth proportional to 22,719.92, 34,081.23 and 7,137.54 is: 10,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.92 : 34,081.23 = 7,137.54 : x
  2. Step 2: Convert to fraction form
    22,719.92/34,081.23 = 7,137.54/x
  3. Step 3: Cross multiply
    22,719.92x = 34,081.23 × 7,137.54
  4. Step 4: Simplify right side
    22,719.92x = 243,256,142.37
  5. Step 5: Solve for x
    x = 243,256,142.37/22,719.92
  6. Step 6: Final answer
    x = 10,706.74

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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.