Home / 19,533.09-29,231.58-15,982.05

Finding the Fourth Proportional to 19,533.09, 29,231.58 and 15,982.05

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Solution

The fourth proportional to 19,533.09, 29,231.58 and 15,982.05 is: 23,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.09 : 29,231.58 = 15,982.05 : x
  2. Step 2: Convert to fraction form
    19,533.09/29,231.58 = 15,982.05/x
  3. Step 3: Cross multiply
    19,533.09x = 29,231.58 × 15,982.05
  4. Step 4: Simplify right side
    19,533.09x = 467,180,573.14
  5. Step 5: Solve for x
    x = 467,180,573.14/19,533.09
  6. Step 6: Final answer
    x = 23,917.39

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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.