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Finding the Fourth Proportional to 19,251.10, 28,873.95 and 6,104.80

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Solution

The fourth proportional to 19,251.10, 28,873.95 and 6,104.80 is: 9,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.10 : 28,873.95 = 6,104.80 : x
  2. Step 2: Convert to fraction form
    19,251.10/28,873.95 = 6,104.80/x
  3. Step 3: Cross multiply
    19,251.10x = 28,873.95 × 6,104.80
  4. Step 4: Simplify right side
    19,251.10x = 176,269,689.96
  5. Step 5: Solve for x
    x = 176,269,689.96/19,251.10
  6. Step 6: Final answer
    x = 9,156.34

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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.