Home / 37,422.53-51,640.92-20,423.39

Finding the Fourth Proportional to 37,422.53, 51,640.92 and 20,423.39

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Solution

The fourth proportional to 37,422.53, 51,640.92 and 20,423.39 is: 28,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,422.53 : 51,640.92 = 20,423.39 : x
  2. Step 2: Convert to fraction form
    37,422.53/51,640.92 = 20,423.39/x
  3. Step 3: Cross multiply
    37,422.53x = 51,640.92 × 20,423.39
  4. Step 4: Simplify right side
    37,422.53x = 1,054,682,623.95
  5. Step 5: Solve for x
    x = 1,054,682,623.95/37,422.53
  6. Step 6: Final answer
    x = 28,183.09

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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.