Home / 19,863.03-29,784.91-11,545.44

Finding the Fourth Proportional to 19,863.03, 29,784.91 and 11,545.44

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Solution

The fourth proportional to 19,863.03, 29,784.91 and 11,545.44 is: 17,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.03 : 29,784.91 = 11,545.44 : x
  2. Step 2: Convert to fraction form
    19,863.03/29,784.91 = 11,545.44/x
  3. Step 3: Cross multiply
    19,863.03x = 29,784.91 × 11,545.44
  4. Step 4: Simplify right side
    19,863.03x = 343,879,891.31
  5. Step 5: Solve for x
    x = 343,879,891.31/19,863.03
  6. Step 6: Final answer
    x = 17,312.56

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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.