Home / 25,147.62-37,729.62-11,998.29

Finding the Fourth Proportional to 25,147.62, 37,729.62 and 11,998.29

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Solution

The fourth proportional to 25,147.62, 37,729.62 and 11,998.29 is: 18,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.62 : 37,729.62 = 11,998.29 : x
  2. Step 2: Convert to fraction form
    25,147.62/37,729.62 = 11,998.29/x
  3. Step 3: Cross multiply
    25,147.62x = 37,729.62 × 11,998.29
  4. Step 4: Simplify right side
    25,147.62x = 452,690,922.35
  5. Step 5: Solve for x
    x = 452,690,922.35/25,147.62
  6. Step 6: Final answer
    x = 18,001.34

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1.5x scale

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.