Home / 22,921.96-34,383-6,281.56

Finding the Fourth Proportional to 22,921.96, 34,383 and 6,281.56

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Solution

The fourth proportional to 22,921.96, 34,383 and 6,281.56 is: 9,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,921.96 : 34,383 = 6,281.56 : x
  2. Step 2: Convert to fraction form
    22,921.96/34,383 = 6,281.56/x
  3. Step 3: Cross multiply
    22,921.96x = 34,383 × 6,281.56
  4. Step 4: Simplify right side
    22,921.96x = 215,978,877.48
  5. Step 5: Solve for x
    x = 215,978,877.48/22,921.96
  6. Step 6: Final answer
    x = 9,422.36

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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.