Home / 15,635.72-23,453.70-3,948.94

Finding the Fourth Proportional to 15,635.72, 23,453.70 and 3,948.94

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Solution

The fourth proportional to 15,635.72, 23,453.70 and 3,948.94 is: 5,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.72 : 23,453.70 = 3,948.94 : x
  2. Step 2: Convert to fraction form
    15,635.72/23,453.70 = 3,948.94/x
  3. Step 3: Cross multiply
    15,635.72x = 23,453.70 × 3,948.94
  4. Step 4: Simplify right side
    15,635.72x = 92,617,234.33
  5. Step 5: Solve for x
    x = 92,617,234.33/15,635.72
  6. Step 6: Final answer
    x = 5,923.44

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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.