Home / 18,501.24-27,760.50-10,716.60

Finding the Fourth Proportional to 18,501.24, 27,760.50 and 10,716.60

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Solution

The fourth proportional to 18,501.24, 27,760.50 and 10,716.60 is: 16,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.24 : 27,760.50 = 10,716.60 : x
  2. Step 2: Convert to fraction form
    18,501.24/27,760.50 = 10,716.60/x
  3. Step 3: Cross multiply
    18,501.24x = 27,760.50 × 10,716.60
  4. Step 4: Simplify right side
    18,501.24x = 297,498,174.30
  5. Step 5: Solve for x
    x = 297,498,174.30/18,501.24
  6. Step 6: Final answer
    x = 16,079.90

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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.