Home / 19,891.26-29,837.30-15,924.10

Finding the Fourth Proportional to 19,891.26, 29,837.30 and 15,924.10

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Solution

The fourth proportional to 19,891.26, 29,837.30 and 15,924.10 is: 23,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891.26 : 29,837.30 = 15,924.10 : x
  2. Step 2: Convert to fraction form
    19,891.26/29,837.30 = 15,924.10/x
  3. Step 3: Cross multiply
    19,891.26x = 29,837.30 × 15,924.10
  4. Step 4: Simplify right side
    19,891.26x = 475,132,148.93
  5. Step 5: Solve for x
    x = 475,132,148.93/19,891.26
  6. Step 6: Final answer
    x = 23,886.48

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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.