Home / 15,115.05-22,672.45-4,022.53

Finding the Fourth Proportional to 15,115.05, 22,672.45 and 4,022.53

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Solution

The fourth proportional to 15,115.05, 22,672.45 and 4,022.53 is: 6,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.05 : 22,672.45 = 4,022.53 : x
  2. Step 2: Convert to fraction form
    15,115.05/22,672.45 = 4,022.53/x
  3. Step 3: Cross multiply
    15,115.05x = 22,672.45 × 4,022.53
  4. Step 4: Simplify right side
    15,115.05x = 91,200,558.65
  5. Step 5: Solve for x
    x = 91,200,558.65/15,115.05
  6. Step 6: Final answer
    x = 6,033.76

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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.