Home / 11,850.08-17,780.31-5,614.55

Finding the Fourth Proportional to 11,850.08, 17,780.31 and 5,614.55

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Solution

The fourth proportional to 11,850.08, 17,780.31 and 5,614.55 is: 8,424.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.08 : 17,780.31 = 5,614.55 : x
  2. Step 2: Convert to fraction form
    11,850.08/17,780.31 = 5,614.55/x
  3. Step 3: Cross multiply
    11,850.08x = 17,780.31 × 5,614.55
  4. Step 4: Simplify right side
    11,850.08x = 99,828,322.54
  5. Step 5: Solve for x
    x = 99,828,322.54/11,850.08
  6. Step 6: Final answer
    x = 8,424.27

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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.