Home / 35,792.82-49,394.13-19,877.30

Finding the Fourth Proportional to 35,792.82, 49,394.13 and 19,877.30

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Solution

The fourth proportional to 35,792.82, 49,394.13 and 19,877.30 is: 27,430.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,792.82 : 49,394.13 = 19,877.30 : x
  2. Step 2: Convert to fraction form
    35,792.82/49,394.13 = 19,877.30/x
  3. Step 3: Cross multiply
    35,792.82x = 49,394.13 × 19,877.30
  4. Step 4: Simplify right side
    35,792.82x = 981,821,940.25
  5. Step 5: Solve for x
    x = 981,821,940.25/35,792.82
  6. Step 6: Final answer
    x = 27,430.70

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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.