Home / 23,110.20-34,654.32-11,409.75

Finding the Fourth Proportional to 23,110.20, 34,654.32 and 11,409.75

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Solution

The fourth proportional to 23,110.20, 34,654.32 and 11,409.75 is: 17,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.20 : 34,654.32 = 11,409.75 : x
  2. Step 2: Convert to fraction form
    23,110.20/34,654.32 = 11,409.75/x
  3. Step 3: Cross multiply
    23,110.20x = 34,654.32 × 11,409.75
  4. Step 4: Simplify right side
    23,110.20x = 395,397,127.62
  5. Step 5: Solve for x
    x = 395,397,127.62/23,110.20
  6. Step 6: Final answer
    x = 17,109.20

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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.