Home / 16,224.94-22,394.49-9,155.44

Finding the Fourth Proportional to 16,224.94, 22,394.49 and 9,155.44

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Solution

The fourth proportional to 16,224.94, 22,394.49 and 9,155.44 is: 12,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.94 : 22,394.49 = 9,155.44 : x
  2. Step 2: Convert to fraction form
    16,224.94/22,394.49 = 9,155.44/x
  3. Step 3: Cross multiply
    16,224.94x = 22,394.49 × 9,155.44
  4. Step 4: Simplify right side
    16,224.94x = 205,031,297.55
  5. Step 5: Solve for x
    x = 205,031,297.55/16,224.94
  6. Step 6: Final answer
    x = 12,636.80

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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.