Home / 16,840.40-25,289.40-11,022.80

Finding the Fourth Proportional to 16,840.40, 25,289.40 and 11,022.80

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Solution

The fourth proportional to 16,840.40, 25,289.40 and 11,022.80 is: 16,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.40 : 25,289.40 = 11,022.80 : x
  2. Step 2: Convert to fraction form
    16,840.40/25,289.40 = 11,022.80/x
  3. Step 3: Cross multiply
    16,840.40x = 25,289.40 × 11,022.80
  4. Step 4: Simplify right side
    16,840.40x = 278,759,998.32
  5. Step 5: Solve for x
    x = 278,759,998.32/16,840.40
  6. Step 6: Final answer
    x = 16,553.05

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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.