Home / 14,601.18-20,149.62-8,313.54

Finding the Fourth Proportional to 14,601.18, 20,149.62 and 8,313.54

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Solution

The fourth proportional to 14,601.18, 20,149.62 and 8,313.54 is: 11,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.18 : 20,149.62 = 8,313.54 : x
  2. Step 2: Convert to fraction form
    14,601.18/20,149.62 = 8,313.54/x
  3. Step 3: Cross multiply
    14,601.18x = 20,149.62 × 8,313.54
  4. Step 4: Simplify right side
    14,601.18x = 167,514,671.85
  5. Step 5: Solve for x
    x = 167,514,671.85/14,601.18
  6. Step 6: Final answer
    x = 11,472.68

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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.