Home / 13,442.14-20,166.04-4,676.72

Finding the Fourth Proportional to 13,442.14, 20,166.04 and 4,676.72

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Solution

The fourth proportional to 13,442.14, 20,166.04 and 4,676.72 is: 7,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,442.14 : 20,166.04 = 4,676.72 : x
  2. Step 2: Convert to fraction form
    13,442.14/20,166.04 = 4,676.72/x
  3. Step 3: Cross multiply
    13,442.14x = 20,166.04 × 4,676.72
  4. Step 4: Simplify right side
    13,442.14x = 94,310,922.59
  5. Step 5: Solve for x
    x = 94,310,922.59/13,442.14
  6. Step 6: Final answer
    x = 7,016.06

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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.