Home / 14,625.74-20,183.53-8,253.69

Finding the Fourth Proportional to 14,625.74, 20,183.53 and 8,253.69

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Solution

The fourth proportional to 14,625.74, 20,183.53 and 8,253.69 is: 11,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.74 : 20,183.53 = 8,253.69 : x
  2. Step 2: Convert to fraction form
    14,625.74/20,183.53 = 8,253.69/x
  3. Step 3: Cross multiply
    14,625.74x = 20,183.53 × 8,253.69
  4. Step 4: Simplify right side
    14,625.74x = 166,588,575.65
  5. Step 5: Solve for x
    x = 166,588,575.65/14,625.74
  6. Step 6: Final answer
    x = 11,390.10

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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.