Home / 45,845.14-68,791.40-19,542.82

Finding the Fourth Proportional to 45,845.14, 68,791.40 and 19,542.82

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Solution

The fourth proportional to 45,845.14, 68,791.40 and 19,542.82 is: 29,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,845.14 : 68,791.40 = 19,542.82 : x
  2. Step 2: Convert to fraction form
    45,845.14/68,791.40 = 19,542.82/x
  3. Step 3: Cross multiply
    45,845.14x = 68,791.40 × 19,542.82
  4. Step 4: Simplify right side
    45,845.14x = 1,344,377,506.08
  5. Step 5: Solve for x
    x = 1,344,377,506.08/45,845.14
  6. Step 6: Final answer
    x = 29,324.32

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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.