Home / 29,872.84-41,222.25-17,125.90

Finding the Fourth Proportional to 29,872.84, 41,222.25 and 17,125.90

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Solution

The fourth proportional to 29,872.84, 41,222.25 and 17,125.90 is: 23,632.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,872.84 : 41,222.25 = 17,125.90 : x
  2. Step 2: Convert to fraction form
    29,872.84/41,222.25 = 17,125.90/x
  3. Step 3: Cross multiply
    29,872.84x = 41,222.25 × 17,125.90
  4. Step 4: Simplify right side
    29,872.84x = 705,968,131.28
  5. Step 5: Solve for x
    x = 705,968,131.28/29,872.84
  6. Step 6: Final answer
    x = 23,632.44

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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.