Home / 15,192.33-22,788.69-5,331.90

Finding the Fourth Proportional to 15,192.33, 22,788.69 and 5,331.90

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Solution

The fourth proportional to 15,192.33, 22,788.69 and 5,331.90 is: 7,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,192.33 : 22,788.69 = 5,331.90 : x
  2. Step 2: Convert to fraction form
    15,192.33/22,788.69 = 5,331.90/x
  3. Step 3: Cross multiply
    15,192.33x = 22,788.69 × 5,331.90
  4. Step 4: Simplify right side
    15,192.33x = 121,507,016.21
  5. Step 5: Solve for x
    x = 121,507,016.21/15,192.33
  6. Step 6: Final answer
    x = 7,997.92

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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.