Home / 19,393.44-29,115.96-11,510.52

Finding the Fourth Proportional to 19,393.44, 29,115.96 and 11,510.52

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Solution

The fourth proportional to 19,393.44, 29,115.96 and 11,510.52 is: 17,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,393.44 : 29,115.96 = 11,510.52 : x
  2. Step 2: Convert to fraction form
    19,393.44/29,115.96 = 11,510.52/x
  3. Step 3: Cross multiply
    19,393.44x = 29,115.96 × 11,510.52
  4. Step 4: Simplify right side
    19,393.44x = 335,139,839.90
  5. Step 5: Solve for x
    x = 335,139,839.90/19,393.44
  6. Step 6: Final answer
    x = 17,281.09

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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.