Home / 18,195.19-27,299.46-7,667.86

Finding the Fourth Proportional to 18,195.19, 27,299.46 and 7,667.86

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Solution

The fourth proportional to 18,195.19, 27,299.46 and 7,667.86 is: 11,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.19 : 27,299.46 = 7,667.86 : x
  2. Step 2: Convert to fraction form
    18,195.19/27,299.46 = 7,667.86/x
  3. Step 3: Cross multiply
    18,195.19x = 27,299.46 × 7,667.86
  4. Step 4: Simplify right side
    18,195.19x = 209,328,437.36
  5. Step 5: Solve for x
    x = 209,328,437.36/18,195.19
  6. Step 6: Final answer
    x = 11,504.60

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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.