Home / 16,508.28-22,781.58-8,954.60

Finding the Fourth Proportional to 16,508.28, 22,781.58 and 8,954.60

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Solution

The fourth proportional to 16,508.28, 22,781.58 and 8,954.60 is: 12,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.28 : 22,781.58 = 8,954.60 : x
  2. Step 2: Convert to fraction form
    16,508.28/22,781.58 = 8,954.60/x
  3. Step 3: Cross multiply
    16,508.28x = 22,781.58 × 8,954.60
  4. Step 4: Simplify right side
    16,508.28x = 203,999,936.27
  5. Step 5: Solve for x
    x = 203,999,936.27/16,508.28
  6. Step 6: Final answer
    x = 12,357.43

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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.