Home / 14,022.05-19,350.38-7,734.38

Finding the Fourth Proportional to 14,022.05, 19,350.38 and 7,734.38

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Solution

The fourth proportional to 14,022.05, 19,350.38 and 7,734.38 is: 10,673.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.05 : 19,350.38 = 7,734.38 : x
  2. Step 2: Convert to fraction form
    14,022.05/19,350.38 = 7,734.38/x
  3. Step 3: Cross multiply
    14,022.05x = 19,350.38 × 7,734.38
  4. Step 4: Simplify right side
    14,022.05x = 149,663,114.65
  5. Step 5: Solve for x
    x = 149,663,114.65/14,022.05
  6. Step 6: Final answer
    x = 10,673.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.