Home / 16,830.80-25,243.30-5,584.76

Finding the Fourth Proportional to 16,830.80, 25,243.30 and 5,584.76

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Solution

The fourth proportional to 16,830.80, 25,243.30 and 5,584.76 is: 8,376.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.80 : 25,243.30 = 5,584.76 : x
  2. Step 2: Convert to fraction form
    16,830.80/25,243.30 = 5,584.76/x
  3. Step 3: Cross multiply
    16,830.80x = 25,243.30 × 5,584.76
  4. Step 4: Simplify right side
    16,830.80x = 140,977,772.11
  5. Step 5: Solve for x
    x = 140,977,772.11/16,830.80
  6. Step 6: Final answer
    x = 8,376.18

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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.