Home / 35,581.10-49,101.92-19,665.54

Finding the Fourth Proportional to 35,581.10, 49,101.92 and 19,665.54

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Solution

The fourth proportional to 35,581.10, 49,101.92 and 19,665.54 is: 27,138.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,581.10 : 49,101.92 = 19,665.54 : x
  2. Step 2: Convert to fraction form
    35,581.10/49,101.92 = 19,665.54/x
  3. Step 3: Cross multiply
    35,581.10x = 49,101.92 × 19,665.54
  4. Step 4: Simplify right side
    35,581.10x = 965,615,771.84
  5. Step 5: Solve for x
    x = 965,615,771.84/35,581.10
  6. Step 6: Final answer
    x = 27,138.45

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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.