Home / 19,231.20-28,846.66-10,350.70

Finding the Fourth Proportional to 19,231.20, 28,846.66 and 10,350.70

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Solution

The fourth proportional to 19,231.20, 28,846.66 and 10,350.70 is: 15,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231.20 : 28,846.66 = 10,350.70 : x
  2. Step 2: Convert to fraction form
    19,231.20/28,846.66 = 10,350.70/x
  3. Step 3: Cross multiply
    19,231.20x = 28,846.66 × 10,350.70
  4. Step 4: Simplify right side
    19,231.20x = 298,583,123.66
  5. Step 5: Solve for x
    x = 298,583,123.66/19,231.20
  6. Step 6: Final answer
    x = 15,525.97

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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.