Home / 16,748.92-23,105.10-11,443.96

Finding the Fourth Proportional to 16,748.92, 23,105.10 and 11,443.96

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Solution

The fourth proportional to 16,748.92, 23,105.10 and 11,443.96 is: 15,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.92 : 23,105.10 = 11,443.96 : x
  2. Step 2: Convert to fraction form
    16,748.92/23,105.10 = 11,443.96/x
  3. Step 3: Cross multiply
    16,748.92x = 23,105.10 × 11,443.96
  4. Step 4: Simplify right side
    16,748.92x = 264,413,840.20
  5. Step 5: Solve for x
    x = 264,413,840.20/16,748.92
  6. Step 6: Final answer
    x = 15,786.92

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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.