Home / 23,020.48-34,456.44-11,911.90

Finding the Fourth Proportional to 23,020.48, 34,456.44 and 11,911.90

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Solution

The fourth proportional to 23,020.48, 34,456.44 and 11,911.90 is: 17,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.48 : 34,456.44 = 11,911.90 : x
  2. Step 2: Convert to fraction form
    23,020.48/34,456.44 = 11,911.90/x
  3. Step 3: Cross multiply
    23,020.48x = 34,456.44 × 11,911.90
  4. Step 4: Simplify right side
    23,020.48x = 410,441,667.64
  5. Step 5: Solve for x
    x = 410,441,667.64/23,020.48
  6. Step 6: Final answer
    x = 17,829.41

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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.