Home / 23,474.78-35,193.89-11,620.37

Finding the Fourth Proportional to 23,474.78, 35,193.89 and 11,620.37

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Solution

The fourth proportional to 23,474.78, 35,193.89 and 11,620.37 is: 17,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,474.78 : 35,193.89 = 11,620.37 : x
  2. Step 2: Convert to fraction form
    23,474.78/35,193.89 = 11,620.37/x
  3. Step 3: Cross multiply
    23,474.78x = 35,193.89 × 11,620.37
  4. Step 4: Simplify right side
    23,474.78x = 408,966,140.57
  5. Step 5: Solve for x
    x = 408,966,140.57/23,474.78
  6. Step 6: Final answer
    x = 17,421.51

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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.