Home / 16,156.53-22,286.91-9,440.73

Finding the Fourth Proportional to 16,156.53, 22,286.91 and 9,440.73

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Solution

The fourth proportional to 16,156.53, 22,286.91 and 9,440.73 is: 13,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.53 : 22,286.91 = 9,440.73 : x
  2. Step 2: Convert to fraction form
    16,156.53/22,286.91 = 9,440.73/x
  3. Step 3: Cross multiply
    16,156.53x = 22,286.91 × 9,440.73
  4. Step 4: Simplify right side
    16,156.53x = 210,404,652.64
  5. Step 5: Solve for x
    x = 210,404,652.64/16,156.53
  6. Step 6: Final answer
    x = 13,022.89

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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.