Home / 18,422.27-27,633.59-14,747.85

Finding the Fourth Proportional to 18,422.27, 27,633.59 and 14,747.85

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Solution

The fourth proportional to 18,422.27, 27,633.59 and 14,747.85 is: 22,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422.27 : 27,633.59 = 14,747.85 : x
  2. Step 2: Convert to fraction form
    18,422.27/27,633.59 = 14,747.85/x
  3. Step 3: Cross multiply
    18,422.27x = 27,633.59 × 14,747.85
  4. Step 4: Simplify right side
    18,422.27x = 407,536,040.28
  5. Step 5: Solve for x
    x = 407,536,040.28/18,422.27
  6. Step 6: Final answer
    x = 22,121.92

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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.