Home / 19,134.20-28,693.20-5,983.04

Finding the Fourth Proportional to 19,134.20, 28,693.20 and 5,983.04

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Solution

The fourth proportional to 19,134.20, 28,693.20 and 5,983.04 is: 8,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.20 : 28,693.20 = 5,983.04 : x
  2. Step 2: Convert to fraction form
    19,134.20/28,693.20 = 5,983.04/x
  3. Step 3: Cross multiply
    19,134.20x = 28,693.20 × 5,983.04
  4. Step 4: Simplify right side
    19,134.20x = 171,672,563.33
  5. Step 5: Solve for x
    x = 171,672,563.33/19,134.20
  6. Step 6: Final answer
    x = 8,972.03

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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.