Home / 16,919.90-25,364.37-6,523.82

Finding the Fourth Proportional to 16,919.90, 25,364.37 and 6,523.82

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Solution

The fourth proportional to 16,919.90, 25,364.37 and 6,523.82 is: 9,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.90 : 25,364.37 = 6,523.82 : x
  2. Step 2: Convert to fraction form
    16,919.90/25,364.37 = 6,523.82/x
  3. Step 3: Cross multiply
    16,919.90x = 25,364.37 × 6,523.82
  4. Step 4: Simplify right side
    16,919.90x = 165,472,584.29
  5. Step 5: Solve for x
    x = 165,472,584.29/16,919.90
  6. Step 6: Final answer
    x = 9,779.76

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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.