Home / 14,625.38-20,183.30-10,440.92

Finding the Fourth Proportional to 14,625.38, 20,183.30 and 10,440.92

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Solution

The fourth proportional to 14,625.38, 20,183.30 and 10,440.92 is: 14,408.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.38 : 20,183.30 = 10,440.92 : x
  2. Step 2: Convert to fraction form
    14,625.38/20,183.30 = 10,440.92/x
  3. Step 3: Cross multiply
    14,625.38x = 20,183.30 × 10,440.92
  4. Step 4: Simplify right side
    14,625.38x = 210,732,067.51
  5. Step 5: Solve for x
    x = 210,732,067.51/14,625.38
  6. Step 6: Final answer
    x = 14,408.66

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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.