Home / 23,121.21-34,681.82-9,796.31

Finding the Fourth Proportional to 23,121.21, 34,681.82 and 9,796.31

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Solution

The fourth proportional to 23,121.21, 34,681.82 and 9,796.31 is: 14,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.21 : 34,681.82 = 9,796.31 : x
  2. Step 2: Convert to fraction form
    23,121.21/34,681.82 = 9,796.31/x
  3. Step 3: Cross multiply
    23,121.21x = 34,681.82 × 9,796.31
  4. Step 4: Simplify right side
    23,121.21x = 339,753,822.85
  5. Step 5: Solve for x
    x = 339,753,822.85/23,121.21
  6. Step 6: Final answer
    x = 14,694.46

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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.