Home / 21,837.70-32,757.24-17,089.48

Finding the Fourth Proportional to 21,837.70, 32,757.24 and 17,089.48

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Solution

The fourth proportional to 21,837.70, 32,757.24 and 17,089.48 is: 25,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837.70 : 32,757.24 = 17,089.48 : x
  2. Step 2: Convert to fraction form
    21,837.70/32,757.24 = 17,089.48/x
  3. Step 3: Cross multiply
    21,837.70x = 32,757.24 × 17,089.48
  4. Step 4: Simplify right side
    21,837.70x = 559,804,197.84
  5. Step 5: Solve for x
    x = 559,804,197.84/21,837.70
  6. Step 6: Final answer
    x = 25,634.76

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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.