Home / 17,945.80-26,919.90-6,099.40

Finding the Fourth Proportional to 17,945.80, 26,919.90 and 6,099.40

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Solution

The fourth proportional to 17,945.80, 26,919.90 and 6,099.40 is: 9,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.80 : 26,919.90 = 6,099.40 : x
  2. Step 2: Convert to fraction form
    17,945.80/26,919.90 = 6,099.40/x
  3. Step 3: Cross multiply
    17,945.80x = 26,919.90 × 6,099.40
  4. Step 4: Simplify right side
    17,945.80x = 164,195,238.06
  5. Step 5: Solve for x
    x = 164,195,238.06/17,945.80
  6. Step 6: Final answer
    x = 9,149.51

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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.