Home / 35,767.48-49,358.38-19,851

Finding the Fourth Proportional to 35,767.48, 49,358.38 and 19,851

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Solution

The fourth proportional to 35,767.48, 49,358.38 and 19,851 is: 27,393.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,767.48 : 49,358.38 = 19,851 : x
  2. Step 2: Convert to fraction form
    35,767.48/49,358.38 = 19,851/x
  3. Step 3: Cross multiply
    35,767.48x = 49,358.38 × 19,851
  4. Step 4: Simplify right side
    35,767.48x = 979,813,201.38
  5. Step 5: Solve for x
    x = 979,813,201.38/35,767.48
  6. Step 6: Final answer
    x = 27,393.97

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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.