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Finding the Fourth Proportional to 19,233.37, 28,851.90 and 6,085.90

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Solution

The fourth proportional to 19,233.37, 28,851.90 and 6,085.90 is: 9,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.37 : 28,851.90 = 6,085.90 : x
  2. Step 2: Convert to fraction form
    19,233.37/28,851.90 = 6,085.90/x
  3. Step 3: Cross multiply
    19,233.37x = 28,851.90 × 6,085.90
  4. Step 4: Simplify right side
    19,233.37x = 175,589,778.21
  5. Step 5: Solve for x
    x = 175,589,778.21/19,233.37
  6. Step 6: Final answer
    x = 9,129.43

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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.