Home / 19,021.26-28,545.91-9,026.04

Finding the Fourth Proportional to 19,021.26, 28,545.91 and 9,026.04

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Solution

The fourth proportional to 19,021.26, 28,545.91 and 9,026.04 is: 13,545.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.26 : 28,545.91 = 9,026.04 : x
  2. Step 2: Convert to fraction form
    19,021.26/28,545.91 = 9,026.04/x
  3. Step 3: Cross multiply
    19,021.26x = 28,545.91 × 9,026.04
  4. Step 4: Simplify right side
    19,021.26x = 257,656,525.50
  5. Step 5: Solve for x
    x = 257,656,525.50/19,021.26
  6. Step 6: Final answer
    x = 13,545.71

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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.