Home / 34,115.40-51,173.10-17,469.90

Finding the Fourth Proportional to 34,115.40, 51,173.10 and 17,469.90

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Solution

The fourth proportional to 34,115.40, 51,173.10 and 17,469.90 is: 26,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,115.40 : 51,173.10 = 17,469.90 : x
  2. Step 2: Convert to fraction form
    34,115.40/51,173.10 = 17,469.90/x
  3. Step 3: Cross multiply
    34,115.40x = 51,173.10 × 17,469.90
  4. Step 4: Simplify right side
    34,115.40x = 893,988,939.69
  5. Step 5: Solve for x
    x = 893,988,939.69/34,115.40
  6. Step 6: Final answer
    x = 26,204.85

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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.