Home / 15,648.20-23,467.40-5,257.52

Finding the Fourth Proportional to 15,648.20, 23,467.40 and 5,257.52

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Solution

The fourth proportional to 15,648.20, 23,467.40 and 5,257.52 is: 7,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648.20 : 23,467.40 = 5,257.52 : x
  2. Step 2: Convert to fraction form
    15,648.20/23,467.40 = 5,257.52/x
  3. Step 3: Cross multiply
    15,648.20x = 23,467.40 × 5,257.52
  4. Step 4: Simplify right side
    15,648.20x = 123,380,324.85
  5. Step 5: Solve for x
    x = 123,380,324.85/15,648.20
  6. Step 6: Final answer
    x = 7,884.63

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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.