Home / 16,830.60-25,250.82-4,984.68

Finding the Fourth Proportional to 16,830.60, 25,250.82 and 4,984.68

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Solution

The fourth proportional to 16,830.60, 25,250.82 and 4,984.68 is: 7,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.60 : 25,250.82 = 4,984.68 : x
  2. Step 2: Convert to fraction form
    16,830.60/25,250.82 = 4,984.68/x
  3. Step 3: Cross multiply
    16,830.60x = 25,250.82 × 4,984.68
  4. Step 4: Simplify right side
    16,830.60x = 125,867,257.44
  5. Step 5: Solve for x
    x = 125,867,257.44/16,830.60
  6. Step 6: Final answer
    x = 7,478.48

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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.