Home / 18,069.08-27,105.89-6,219.77

Finding the Fourth Proportional to 18,069.08, 27,105.89 and 6,219.77

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Solution

The fourth proportional to 18,069.08, 27,105.89 and 6,219.77 is: 9,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069.08 : 27,105.89 = 6,219.77 : x
  2. Step 2: Convert to fraction form
    18,069.08/27,105.89 = 6,219.77/x
  3. Step 3: Cross multiply
    18,069.08x = 27,105.89 × 6,219.77
  4. Step 4: Simplify right side
    18,069.08x = 168,592,234.82
  5. Step 5: Solve for x
    x = 168,592,234.82/18,069.08
  6. Step 6: Final answer
    x = 9,330.43

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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.