Home / 22,719.34-34,029.78-11,008

Finding the Fourth Proportional to 22,719.34, 34,029.78 and 11,008

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Solution

The fourth proportional to 22,719.34, 34,029.78 and 11,008 is: 16,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.34 : 34,029.78 = 11,008 : x
  2. Step 2: Convert to fraction form
    22,719.34/34,029.78 = 11,008/x
  3. Step 3: Cross multiply
    22,719.34x = 34,029.78 × 11,008
  4. Step 4: Simplify right side
    22,719.34x = 374,599,818.24
  5. Step 5: Solve for x
    x = 374,599,818.24/22,719.34
  6. Step 6: Final answer
    x = 16,488.15

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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.