Home / 13,965.18-20,952.33-4,104.54

Finding the Fourth Proportional to 13,965.18, 20,952.33 and 4,104.54

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Solution

The fourth proportional to 13,965.18, 20,952.33 and 4,104.54 is: 6,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.18 : 20,952.33 = 4,104.54 : x
  2. Step 2: Convert to fraction form
    13,965.18/20,952.33 = 4,104.54/x
  3. Step 3: Cross multiply
    13,965.18x = 20,952.33 × 4,104.54
  4. Step 4: Simplify right side
    13,965.18x = 85,999,676.58
  5. Step 5: Solve for x
    x = 85,999,676.58/13,965.18
  6. Step 6: Final answer
    x = 6,158.15

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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.