Home / 12,419.73-18,632.30-6,183.14

Finding the Fourth Proportional to 12,419.73, 18,632.30 and 6,183.14

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Solution

The fourth proportional to 12,419.73, 18,632.30 and 6,183.14 is: 9,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,419.73 : 18,632.30 = 6,183.14 : x
  2. Step 2: Convert to fraction form
    12,419.73/18,632.30 = 6,183.14/x
  3. Step 3: Cross multiply
    12,419.73x = 18,632.30 × 6,183.14
  4. Step 4: Simplify right side
    12,419.73x = 115,205,995.34
  5. Step 5: Solve for x
    x = 115,205,995.34/12,419.73
  6. Step 6: Final answer
    x = 9,276.05

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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.