Home / 18,233.52-27,318.88-14,238.96

Finding the Fourth Proportional to 18,233.52, 27,318.88 and 14,238.96

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Solution

The fourth proportional to 18,233.52, 27,318.88 and 14,238.96 is: 21,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.52 : 27,318.88 = 14,238.96 : x
  2. Step 2: Convert to fraction form
    18,233.52/27,318.88 = 14,238.96/x
  3. Step 3: Cross multiply
    18,233.52x = 27,318.88 × 14,238.96
  4. Step 4: Simplify right side
    18,233.52x = 388,992,439.56
  5. Step 5: Solve for x
    x = 388,992,439.56/18,233.52
  6. Step 6: Final answer
    x = 21,333.92

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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.