Home / 19,375.76-29,080.92-8,993.36

Finding the Fourth Proportional to 19,375.76, 29,080.92 and 8,993.36

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Solution

The fourth proportional to 19,375.76, 29,080.92 and 8,993.36 is: 13,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.76 : 29,080.92 = 8,993.36 : x
  2. Step 2: Convert to fraction form
    19,375.76/29,080.92 = 8,993.36/x
  3. Step 3: Cross multiply
    19,375.76x = 29,080.92 × 8,993.36
  4. Step 4: Simplify right side
    19,375.76x = 261,535,182.69
  5. Step 5: Solve for x
    x = 261,535,182.69/19,375.76
  6. Step 6: Final answer
    x = 13,498.06

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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.