Home / 14,231.04-21,293.12-13,481.04

Finding the Fourth Proportional to 14,231.04, 21,293.12 and 13,481.04

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Solution

The fourth proportional to 14,231.04, 21,293.12 and 13,481.04 is: 20,170.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.04 : 21,293.12 = 13,481.04 : x
  2. Step 2: Convert to fraction form
    14,231.04/21,293.12 = 13,481.04/x
  3. Step 3: Cross multiply
    14,231.04x = 21,293.12 × 13,481.04
  4. Step 4: Simplify right side
    14,231.04x = 287,053,402.44
  5. Step 5: Solve for x
    x = 287,053,402.44/14,231.04
  6. Step 6: Final answer
    x = 20,170.94

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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.