Home / 23,053.20-34,590.60-11,972.40

Finding the Fourth Proportional to 23,053.20, 34,590.60 and 11,972.40

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Solution

The fourth proportional to 23,053.20, 34,590.60 and 11,972.40 is: 17,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,053.20 : 34,590.60 = 11,972.40 : x
  2. Step 2: Convert to fraction form
    23,053.20/34,590.60 = 11,972.40/x
  3. Step 3: Cross multiply
    23,053.20x = 34,590.60 × 11,972.40
  4. Step 4: Simplify right side
    23,053.20x = 414,132,499.44
  5. Step 5: Solve for x
    x = 414,132,499.44/23,053.20
  6. Step 6: Final answer
    x = 17,964.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.