Home / 19,424.26-29,137.00-5,384.42

Finding the Fourth Proportional to 19,424.26, 29,137.00 and 5,384.42

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Solution

The fourth proportional to 19,424.26, 29,137.00 and 5,384.42 is: 8,076.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424.26 : 29,137.00 = 5,384.42 : x
  2. Step 2: Convert to fraction form
    19,424.26/29,137.00 = 5,384.42/x
  3. Step 3: Cross multiply
    19,424.26x = 29,137.00 × 5,384.42
  4. Step 4: Simplify right side
    19,424.26x = 156,885,969.65
  5. Step 5: Solve for x
    x = 156,885,969.65/19,424.26
  6. Step 6: Final answer
    x = 8,076.81

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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.