Home / 11,850.74-16,344.69-11,055.86

Finding the Fourth Proportional to 11,850.74, 16,344.69 and 11,055.86

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Solution

The fourth proportional to 11,850.74, 16,344.69 and 11,055.86 is: 15,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.74 : 16,344.69 = 11,055.86 : x
  2. Step 2: Convert to fraction form
    11,850.74/16,344.69 = 11,055.86/x
  3. Step 3: Cross multiply
    11,850.74x = 16,344.69 × 11,055.86
  4. Step 4: Simplify right side
    11,850.74x = 180,704,604.38
  5. Step 5: Solve for x
    x = 180,704,604.38/11,850.74
  6. Step 6: Final answer
    x = 15,248.38

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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.