Home / 34,169.33-51,209.26-18,355.88

Finding the Fourth Proportional to 34,169.33, 51,209.26 and 18,355.88

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Solution

The fourth proportional to 34,169.33, 51,209.26 and 18,355.88 is: 27,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,169.33 : 51,209.26 = 18,355.88 : x
  2. Step 2: Convert to fraction form
    34,169.33/51,209.26 = 18,355.88/x
  3. Step 3: Cross multiply
    34,169.33x = 51,209.26 × 18,355.88
  4. Step 4: Simplify right side
    34,169.33x = 939,990,798.35
  5. Step 5: Solve for x
    x = 939,990,798.35/34,169.33
  6. Step 6: Final answer
    x = 27,509.78

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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.