Home / 16,858.08-25,265.52-8,079.84

Finding the Fourth Proportional to 16,858.08, 25,265.52 and 8,079.84

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Solution

The fourth proportional to 16,858.08, 25,265.52 and 8,079.84 is: 12,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.08 : 25,265.52 = 8,079.84 : x
  2. Step 2: Convert to fraction form
    16,858.08/25,265.52 = 8,079.84/x
  3. Step 3: Cross multiply
    16,858.08x = 25,265.52 × 8,079.84
  4. Step 4: Simplify right side
    16,858.08x = 204,141,359.12
  5. Step 5: Solve for x
    x = 204,141,359.12/16,858.08
  6. Step 6: Final answer
    x = 12,109.41

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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.