Home / 22,986.90-34,469.60-9,657.09

Finding the Fourth Proportional to 22,986.90, 34,469.60 and 9,657.09

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Solution

The fourth proportional to 22,986.90, 34,469.60 and 9,657.09 is: 14,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.90 : 34,469.60 = 9,657.09 : x
  2. Step 2: Convert to fraction form
    22,986.90/34,469.60 = 9,657.09/x
  3. Step 3: Cross multiply
    22,986.90x = 34,469.60 × 9,657.09
  4. Step 4: Simplify right side
    22,986.90x = 332,875,981.18
  5. Step 5: Solve for x
    x = 332,875,981.18/22,986.90
  6. Step 6: Final answer
    x = 14,481.12

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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.