Home / 15,183.83-22,770.27-6,419.42

Finding the Fourth Proportional to 15,183.83, 22,770.27 and 6,419.42

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Solution

The fourth proportional to 15,183.83, 22,770.27 and 6,419.42 is: 9,626.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.83 : 22,770.27 = 6,419.42 : x
  2. Step 2: Convert to fraction form
    15,183.83/22,770.27 = 6,419.42/x
  3. Step 3: Cross multiply
    15,183.83x = 22,770.27 × 6,419.42
  4. Step 4: Simplify right side
    15,183.83x = 146,171,926.64
  5. Step 5: Solve for x
    x = 146,171,926.64/15,183.83
  6. Step 6: Final answer
    x = 9,626.82

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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.