Home / 16,779.25-25,168.11-4,932.58

Finding the Fourth Proportional to 16,779.25, 25,168.11 and 4,932.58

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Solution

The fourth proportional to 16,779.25, 25,168.11 and 4,932.58 is: 7,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.25 : 25,168.11 = 4,932.58 : x
  2. Step 2: Convert to fraction form
    16,779.25/25,168.11 = 4,932.58/x
  3. Step 3: Cross multiply
    16,779.25x = 25,168.11 × 4,932.58
  4. Step 4: Simplify right side
    16,779.25x = 124,143,716.02
  5. Step 5: Solve for x
    x = 124,143,716.02/16,779.25
  6. Step 6: Final answer
    x = 7,398.65

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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.