Home / 13,122.30-19,676.22-8,967

Finding the Fourth Proportional to 13,122.30, 19,676.22 and 8,967

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Solution

The fourth proportional to 13,122.30, 19,676.22 and 8,967 is: 13,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122.30 : 19,676.22 = 8,967 : x
  2. Step 2: Convert to fraction form
    13,122.30/19,676.22 = 8,967/x
  3. Step 3: Cross multiply
    13,122.30x = 19,676.22 × 8,967
  4. Step 4: Simplify right side
    13,122.30x = 176,436,664.74
  5. Step 5: Solve for x
    x = 176,436,664.74/13,122.30
  6. Step 6: Final answer
    x = 13,445.56

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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.