Home / 34,911.08-48,178.31-18,996.54

Finding the Fourth Proportional to 34,911.08, 48,178.31 and 18,996.54

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Solution

The fourth proportional to 34,911.08, 48,178.31 and 18,996.54 is: 26,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,911.08 : 48,178.31 = 18,996.54 : x
  2. Step 2: Convert to fraction form
    34,911.08/48,178.31 = 18,996.54/x
  3. Step 3: Cross multiply
    34,911.08x = 48,178.31 × 18,996.54
  4. Step 4: Simplify right side
    34,911.08x = 915,221,098.06
  5. Step 5: Solve for x
    x = 915,221,098.06/34,911.08
  6. Step 6: Final answer
    x = 26,215.78

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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.