Home / 34,638.30-51,961.10-11,259.27

Finding the Fourth Proportional to 34,638.30, 51,961.10 and 11,259.27

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Solution

The fourth proportional to 34,638.30, 51,961.10 and 11,259.27 is: 16,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,638.30 : 51,961.10 = 11,259.27 : x
  2. Step 2: Convert to fraction form
    34,638.30/51,961.10 = 11,259.27/x
  3. Step 3: Cross multiply
    34,638.30x = 51,961.10 × 11,259.27
  4. Step 4: Simplify right side
    34,638.30x = 585,043,998.10
  5. Step 5: Solve for x
    x = 585,043,998.10/34,638.30
  6. Step 6: Final answer
    x = 16,890.09

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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.