Home / 20,773.46-28,667.22-11,342.03

Finding the Fourth Proportional to 20,773.46, 28,667.22 and 11,342.03

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Solution

The fourth proportional to 20,773.46, 28,667.22 and 11,342.03 is: 15,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,773.46 : 28,667.22 = 11,342.03 : x
  2. Step 2: Convert to fraction form
    20,773.46/28,667.22 = 11,342.03/x
  3. Step 3: Cross multiply
    20,773.46x = 28,667.22 × 11,342.03
  4. Step 4: Simplify right side
    20,773.46x = 325,144,283.39
  5. Step 5: Solve for x
    x = 325,144,283.39/20,773.46
  6. Step 6: Final answer
    x = 15,651.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.