Home / 16,801.90-25,201.83-7,439.19

Finding the Fourth Proportional to 16,801.90, 25,201.83 and 7,439.19

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Solution

The fourth proportional to 16,801.90, 25,201.83 and 7,439.19 is: 11,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.90 : 25,201.83 = 7,439.19 : x
  2. Step 2: Convert to fraction form
    16,801.90/25,201.83 = 7,439.19/x
  3. Step 3: Cross multiply
    16,801.90x = 25,201.83 × 7,439.19
  4. Step 4: Simplify right side
    16,801.90x = 187,481,201.72
  5. Step 5: Solve for x
    x = 187,481,201.72/16,801.90
  6. Step 6: Final answer
    x = 11,158.33

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1.5x scale

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.