Home / 29,982.12-41,377.20-17,239.36

Finding the Fourth Proportional to 29,982.12, 41,377.20 and 17,239.36

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Solution

The fourth proportional to 29,982.12, 41,377.20 and 17,239.36 is: 23,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,982.12 : 41,377.20 = 17,239.36 : x
  2. Step 2: Convert to fraction form
    29,982.12/41,377.20 = 17,239.36/x
  3. Step 3: Cross multiply
    29,982.12x = 41,377.20 × 17,239.36
  4. Step 4: Simplify right side
    29,982.12x = 713,316,446.59
  5. Step 5: Solve for x
    x = 713,316,446.59/29,982.12
  6. Step 6: Final answer
    x = 23,791.39

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1.5x scale

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.