Home / 13,965.08-20,950.97-4,104.14

Finding the Fourth Proportional to 13,965.08, 20,950.97 and 4,104.14

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Solution

The fourth proportional to 13,965.08, 20,950.97 and 4,104.14 is: 6,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.08 : 20,950.97 = 4,104.14 : x
  2. Step 2: Convert to fraction form
    13,965.08/20,950.97 = 4,104.14/x
  3. Step 3: Cross multiply
    13,965.08x = 20,950.97 × 4,104.14
  4. Step 4: Simplify right side
    13,965.08x = 85,985,714.02
  5. Step 5: Solve for x
    x = 85,985,714.02/13,965.08
  6. Step 6: Final answer
    x = 6,157.19

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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.