Home / 22,156.20-33,213.25-8,837.37

Finding the Fourth Proportional to 22,156.20, 33,213.25 and 8,837.37

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Solution

The fourth proportional to 22,156.20, 33,213.25 and 8,837.37 is: 13,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.20 : 33,213.25 = 8,837.37 : x
  2. Step 2: Convert to fraction form
    22,156.20/33,213.25 = 8,837.37/x
  3. Step 3: Cross multiply
    22,156.20x = 33,213.25 × 8,837.37
  4. Step 4: Simplify right side
    22,156.20x = 293,517,779.15
  5. Step 5: Solve for x
    x = 293,517,779.15/22,156.20
  6. Step 6: Final answer
    x = 13,247.66

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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.