Home / 16,508.14-22,781.12-8,954.32

Finding the Fourth Proportional to 16,508.14, 22,781.12 and 8,954.32

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Solution

The fourth proportional to 16,508.14, 22,781.12 and 8,954.32 is: 12,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.14 : 22,781.12 = 8,954.32 : x
  2. Step 2: Convert to fraction form
    16,508.14/22,781.12 = 8,954.32/x
  3. Step 3: Cross multiply
    16,508.14x = 22,781.12 × 8,954.32
  4. Step 4: Simplify right side
    16,508.14x = 203,989,438.44
  5. Step 5: Solve for x
    x = 203,989,438.44/16,508.14
  6. Step 6: Final answer
    x = 12,356.90

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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.