Home / 27,418.24-41,109.54-10,779.90

Finding the Fourth Proportional to 27,418.24, 41,109.54 and 10,779.90

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Solution

The fourth proportional to 27,418.24, 41,109.54 and 10,779.90 is: 16,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.24 : 41,109.54 = 10,779.90 : x
  2. Step 2: Convert to fraction form
    27,418.24/41,109.54 = 10,779.90/x
  3. Step 3: Cross multiply
    27,418.24x = 41,109.54 × 10,779.90
  4. Step 4: Simplify right side
    27,418.24x = 443,156,730.25
  5. Step 5: Solve for x
    x = 443,156,730.25/27,418.24
  6. Step 6: Final answer
    x = 16,162.84

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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.