Home / 18,043.62-27,059.26-9,155.52

Finding the Fourth Proportional to 18,043.62, 27,059.26 and 9,155.52

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Solution

The fourth proportional to 18,043.62, 27,059.26 and 9,155.52 is: 13,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.62 : 27,059.26 = 9,155.52 : x
  2. Step 2: Convert to fraction form
    18,043.62/27,059.26 = 9,155.52/x
  3. Step 3: Cross multiply
    18,043.62x = 27,059.26 × 9,155.52
  4. Step 4: Simplify right side
    18,043.62x = 247,741,596.12
  5. Step 5: Solve for x
    x = 247,741,596.12/18,043.62
  6. Step 6: Final answer
    x = 13,730.15

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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.