Home / 16,928.20-25,392.30-16,636.60

Finding the Fourth Proportional to 16,928.20, 25,392.30 and 16,636.60

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Solution

The fourth proportional to 16,928.20, 25,392.30 and 16,636.60 is: 24,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.20 : 25,392.30 = 16,636.60 : x
  2. Step 2: Convert to fraction form
    16,928.20/25,392.30 = 16,636.60/x
  3. Step 3: Cross multiply
    16,928.20x = 25,392.30 × 16,636.60
  4. Step 4: Simplify right side
    16,928.20x = 422,441,538.18
  5. Step 5: Solve for x
    x = 422,441,538.18/16,928.20
  6. Step 6: Final answer
    x = 24,954.90

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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.