Home / 16,819.43-25,228.94-5,132.68

Finding the Fourth Proportional to 16,819.43, 25,228.94 and 5,132.68

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Solution

The fourth proportional to 16,819.43, 25,228.94 and 5,132.68 is: 7,698.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.43 : 25,228.94 = 5,132.68 : x
  2. Step 2: Convert to fraction form
    16,819.43/25,228.94 = 5,132.68/x
  3. Step 3: Cross multiply
    16,819.43x = 25,228.94 × 5,132.68
  4. Step 4: Simplify right side
    16,819.43x = 129,491,987.02
  5. Step 5: Solve for x
    x = 129,491,987.02/16,819.43
  6. Step 6: Final answer
    x = 7,698.95

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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.