Home / 34,279.06-51,419.73-11,789.52

Finding the Fourth Proportional to 34,279.06, 51,419.73 and 11,789.52

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Solution

The fourth proportional to 34,279.06, 51,419.73 and 11,789.52 is: 17,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.06 : 51,419.73 = 11,789.52 : x
  2. Step 2: Convert to fraction form
    34,279.06/51,419.73 = 11,789.52/x
  3. Step 3: Cross multiply
    34,279.06x = 51,419.73 × 11,789.52
  4. Step 4: Simplify right side
    34,279.06x = 606,213,678.13
  5. Step 5: Solve for x
    x = 606,213,678.13/34,279.06
  6. Step 6: Final answer
    x = 17,684.66

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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.