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Finding the Fourth Proportional to 19,156.01, 28,734.03 and 6,009.39

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Solution

The fourth proportional to 19,156.01, 28,734.03 and 6,009.39 is: 9,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.01 : 28,734.03 = 6,009.39 : x
  2. Step 2: Convert to fraction form
    19,156.01/28,734.03 = 6,009.39/x
  3. Step 3: Cross multiply
    19,156.01x = 28,734.03 × 6,009.39
  4. Step 4: Simplify right side
    19,156.01x = 172,673,992.54
  5. Step 5: Solve for x
    x = 172,673,992.54/19,156.01
  6. Step 6: Final answer
    x = 9,014.09

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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.