Home / 16,640.72-22,962.30-9,569.42

Finding the Fourth Proportional to 16,640.72, 22,962.30 and 9,569.42

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Solution

The fourth proportional to 16,640.72, 22,962.30 and 9,569.42 is: 13,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.72 : 22,962.30 = 9,569.42 : x
  2. Step 2: Convert to fraction form
    16,640.72/22,962.30 = 9,569.42/x
  3. Step 3: Cross multiply
    16,640.72x = 22,962.30 × 9,569.42
  4. Step 4: Simplify right side
    16,640.72x = 219,735,778.05
  5. Step 5: Solve for x
    x = 219,735,778.05/16,640.72
  6. Step 6: Final answer
    x = 13,204.71

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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.