Home / 19,355.04-29,034.09-8,261.82

Finding the Fourth Proportional to 19,355.04, 29,034.09 and 8,261.82

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Solution

The fourth proportional to 19,355.04, 29,034.09 and 8,261.82 is: 12,393.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355.04 : 29,034.09 = 8,261.82 : x
  2. Step 2: Convert to fraction form
    19,355.04/29,034.09 = 8,261.82/x
  3. Step 3: Cross multiply
    19,355.04x = 29,034.09 × 8,261.82
  4. Step 4: Simplify right side
    19,355.04x = 239,874,425.44
  5. Step 5: Solve for x
    x = 239,874,425.44/19,355.04
  6. Step 6: Final answer
    x = 12,393.38

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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.