Home / 16,958.79-23,400.84-9,404.73

Finding the Fourth Proportional to 16,958.79, 23,400.84 and 9,404.73

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Solution

The fourth proportional to 16,958.79, 23,400.84 and 9,404.73 is: 12,977.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.79 : 23,400.84 = 9,404.73 : x
  2. Step 2: Convert to fraction form
    16,958.79/23,400.84 = 9,404.73/x
  3. Step 3: Cross multiply
    16,958.79x = 23,400.84 × 9,404.73
  4. Step 4: Simplify right side
    16,958.79x = 220,078,581.97
  5. Step 5: Solve for x
    x = 220,078,581.97/16,958.79
  6. Step 6: Final answer
    x = 12,977.26

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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.