Home / 11,829.72-17,744.94-4,432.71

Finding the Fourth Proportional to 11,829.72, 17,744.94 and 4,432.71

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Solution

The fourth proportional to 11,829.72, 17,744.94 and 4,432.71 is: 6,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.72 : 17,744.94 = 4,432.71 : x
  2. Step 2: Convert to fraction form
    11,829.72/17,744.94 = 4,432.71/x
  3. Step 3: Cross multiply
    11,829.72x = 17,744.94 × 4,432.71
  4. Step 4: Simplify right side
    11,829.72x = 78,658,172.99
  5. Step 5: Solve for x
    x = 78,658,172.99/11,829.72
  6. Step 6: Final answer
    x = 6,649.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.