Home / 18,197.51-27,296.28-5,049.89

Finding the Fourth Proportional to 18,197.51, 27,296.28 and 5,049.89

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Solution

The fourth proportional to 18,197.51, 27,296.28 and 5,049.89 is: 7,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197.51 : 27,296.28 = 5,049.89 : x
  2. Step 2: Convert to fraction form
    18,197.51/27,296.28 = 5,049.89/x
  3. Step 3: Cross multiply
    18,197.51x = 27,296.28 × 5,049.89
  4. Step 4: Simplify right side
    18,197.51x = 137,843,074.93
  5. Step 5: Solve for x
    x = 137,843,074.93/18,197.51
  6. Step 6: Final answer
    x = 7,574.83

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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.