Home / 13,606.98-20,414.88-6,676.62

Finding the Fourth Proportional to 13,606.98, 20,414.88 and 6,676.62

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Solution

The fourth proportional to 13,606.98, 20,414.88 and 6,676.62 is: 10,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606.98 : 20,414.88 = 6,676.62 : x
  2. Step 2: Convert to fraction form
    13,606.98/20,414.88 = 6,676.62/x
  3. Step 3: Cross multiply
    13,606.98x = 20,414.88 × 6,676.62
  4. Step 4: Simplify right side
    13,606.98x = 136,302,396.11
  5. Step 5: Solve for x
    x = 136,302,396.11/13,606.98
  6. Step 6: Final answer
    x = 10,017.09

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1.5x scale

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.