Home / 21,448.92-32,167.62-5,862.90

Finding the Fourth Proportional to 21,448.92, 32,167.62 and 5,862.90

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Solution

The fourth proportional to 21,448.92, 32,167.62 and 5,862.90 is: 8,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.92 : 32,167.62 = 5,862.90 : x
  2. Step 2: Convert to fraction form
    21,448.92/32,167.62 = 5,862.90/x
  3. Step 3: Cross multiply
    21,448.92x = 32,167.62 × 5,862.90
  4. Step 4: Simplify right side
    21,448.92x = 188,595,539.30
  5. Step 5: Solve for x
    x = 188,595,539.30/21,448.92
  6. Step 6: Final answer
    x = 8,792.78

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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.