Home / 16,977.64-25,471.67-8,104.29

Finding the Fourth Proportional to 16,977.64, 25,471.67 and 8,104.29

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Solution

The fourth proportional to 16,977.64, 25,471.67 and 8,104.29 is: 12,158.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.64 : 25,471.67 = 8,104.29 : x
  2. Step 2: Convert to fraction form
    16,977.64/25,471.67 = 8,104.29/x
  3. Step 3: Cross multiply
    16,977.64x = 25,471.67 × 8,104.29
  4. Step 4: Simplify right side
    16,977.64x = 206,429,716.52
  5. Step 5: Solve for x
    x = 206,429,716.52/16,977.64
  6. Step 6: Final answer
    x = 12,158.92

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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.