Home / 19,345.43-29,021.04-6,862.54

Finding the Fourth Proportional to 19,345.43, 29,021.04 and 6,862.54

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Solution

The fourth proportional to 19,345.43, 29,021.04 and 6,862.54 is: 10,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.43 : 29,021.04 = 6,862.54 : x
  2. Step 2: Convert to fraction form
    19,345.43/29,021.04 = 6,862.54/x
  3. Step 3: Cross multiply
    19,345.43x = 29,021.04 × 6,862.54
  4. Step 4: Simplify right side
    19,345.43x = 199,157,902.74
  5. Step 5: Solve for x
    x = 199,157,902.74/19,345.43
  6. Step 6: Final answer
    x = 10,294.83

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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.