Home / 18,271.27-27,390.42-6,576.25

Finding the Fourth Proportional to 18,271.27, 27,390.42 and 6,576.25

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Solution

The fourth proportional to 18,271.27, 27,390.42 and 6,576.25 is: 9,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271.27 : 27,390.42 = 6,576.25 : x
  2. Step 2: Convert to fraction form
    18,271.27/27,390.42 = 6,576.25/x
  3. Step 3: Cross multiply
    18,271.27x = 27,390.42 × 6,576.25
  4. Step 4: Simplify right side
    18,271.27x = 180,126,249.53
  5. Step 5: Solve for x
    x = 180,126,249.53/18,271.27
  6. Step 6: Final answer
    x = 9,858.44

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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.