Home / 22,265.31-33,399.33-9,791.21

Finding the Fourth Proportional to 22,265.31, 33,399.33 and 9,791.21

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Solution

The fourth proportional to 22,265.31, 33,399.33 and 9,791.21 is: 14,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.31 : 33,399.33 = 9,791.21 : x
  2. Step 2: Convert to fraction form
    22,265.31/33,399.33 = 9,791.21/x
  3. Step 3: Cross multiply
    22,265.31x = 33,399.33 × 9,791.21
  4. Step 4: Simplify right side
    22,265.31x = 327,019,686.89
  5. Step 5: Solve for x
    x = 327,019,686.89/22,265.31
  6. Step 6: Final answer
    x = 14,687.41

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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.