Home / 18,180.11-27,267.13-5,033.81

Finding the Fourth Proportional to 18,180.11, 27,267.13 and 5,033.81

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Solution

The fourth proportional to 18,180.11, 27,267.13 and 5,033.81 is: 7,549.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.11 : 27,267.13 = 5,033.81 : x
  2. Step 2: Convert to fraction form
    18,180.11/27,267.13 = 5,033.81/x
  3. Step 3: Cross multiply
    18,180.11x = 27,267.13 × 5,033.81
  4. Step 4: Simplify right side
    18,180.11x = 137,257,526.50
  5. Step 5: Solve for x
    x = 137,257,526.50/18,180.11
  6. Step 6: Final answer
    x = 7,549.87

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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.