Home / 18,143.52-27,213.24-6,295.11

Finding the Fourth Proportional to 18,143.52, 27,213.24 and 6,295.11

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Solution

The fourth proportional to 18,143.52, 27,213.24 and 6,295.11 is: 9,441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,143.52 : 27,213.24 = 6,295.11 : x
  2. Step 2: Convert to fraction form
    18,143.52/27,213.24 = 6,295.11/x
  3. Step 3: Cross multiply
    18,143.52x = 27,213.24 × 6,295.11
  4. Step 4: Simplify right side
    18,143.52x = 171,310,339.26
  5. Step 5: Solve for x
    x = 171,310,339.26/18,143.52
  6. Step 6: Final answer
    x = 9,441.96

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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.