Home / 13,966.67-20,949.96-5,646.59

Finding the Fourth Proportional to 13,966.67, 20,949.96 and 5,646.59

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Solution

The fourth proportional to 13,966.67, 20,949.96 and 5,646.59 is: 8,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.67 : 20,949.96 = 5,646.59 : x
  2. Step 2: Convert to fraction form
    13,966.67/20,949.96 = 5,646.59/x
  3. Step 3: Cross multiply
    13,966.67x = 20,949.96 × 5,646.59
  4. Step 4: Simplify right side
    13,966.67x = 118,295,742.70
  5. Step 5: Solve for x
    x = 118,295,742.70/13,966.67
  6. Step 6: Final answer
    x = 8,469.86

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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.