Home / 18,453.47-27,666.84-7,199.27

Finding the Fourth Proportional to 18,453.47, 27,666.84 and 7,199.27

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Solution

The fourth proportional to 18,453.47, 27,666.84 and 7,199.27 is: 10,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.47 : 27,666.84 = 7,199.27 : x
  2. Step 2: Convert to fraction form
    18,453.47/27,666.84 = 7,199.27/x
  3. Step 3: Cross multiply
    18,453.47x = 27,666.84 × 7,199.27
  4. Step 4: Simplify right side
    18,453.47x = 199,181,043.62
  5. Step 5: Solve for x
    x = 199,181,043.62/18,453.47
  6. Step 6: Final answer
    x = 10,793.69

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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.