Home / 36,481.21-54,638.78-25,396.20

Finding the Fourth Proportional to 36,481.21, 54,638.78 and 25,396.20

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Solution

The fourth proportional to 36,481.21, 54,638.78 and 25,396.20 is: 38,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.21 : 54,638.78 = 25,396.20 : x
  2. Step 2: Convert to fraction form
    36,481.21/54,638.78 = 25,396.20/x
  3. Step 3: Cross multiply
    36,481.21x = 54,638.78 × 25,396.20
  4. Step 4: Simplify right side
    36,481.21x = 1,387,617,098.57
  5. Step 5: Solve for x
    x = 1,387,617,098.57/36,481.21
  6. Step 6: Final answer
    x = 38,036.49

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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.