Home / 16,355.90-22,571.25-9,282.44

Finding the Fourth Proportional to 16,355.90, 22,571.25 and 9,282.44

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Solution

The fourth proportional to 16,355.90, 22,571.25 and 9,282.44 is: 12,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,355.90 : 22,571.25 = 9,282.44 : x
  2. Step 2: Convert to fraction form
    16,355.90/22,571.25 = 9,282.44/x
  3. Step 3: Cross multiply
    16,355.90x = 22,571.25 × 9,282.44
  4. Step 4: Simplify right side
    16,355.90x = 209,516,273.85
  5. Step 5: Solve for x
    x = 209,516,273.85/16,355.90
  6. Step 6: Final answer
    x = 12,809.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.