Home / 11,558.70-17,331.09-5,623.87

Finding the Fourth Proportional to 11,558.70, 17,331.09 and 5,623.87

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Solution

The fourth proportional to 11,558.70, 17,331.09 and 5,623.87 is: 8,432.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.70 : 17,331.09 = 5,623.87 : x
  2. Step 2: Convert to fraction form
    11,558.70/17,331.09 = 5,623.87/x
  3. Step 3: Cross multiply
    11,558.70x = 17,331.09 × 5,623.87
  4. Step 4: Simplify right side
    11,558.70x = 97,467,797.12
  5. Step 5: Solve for x
    x = 97,467,797.12/11,558.70
  6. Step 6: Final answer
    x = 8,432.42

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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.