Home / 37,209.62-51,350.20-21,299.20

Finding the Fourth Proportional to 37,209.62, 51,350.20 and 21,299.20

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Solution

The fourth proportional to 37,209.62, 51,350.20 and 21,299.20 is: 29,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.62 : 51,350.20 = 21,299.20 : x
  2. Step 2: Convert to fraction form
    37,209.62/51,350.20 = 21,299.20/x
  3. Step 3: Cross multiply
    37,209.62x = 51,350.20 × 21,299.20
  4. Step 4: Simplify right side
    37,209.62x = 1,093,717,998.22
  5. Step 5: Solve for x
    x = 1,093,717,998.22/37,209.62
  6. Step 6: Final answer
    x = 29,393.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.