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Finding the Fourth Proportional to 19,162.29, 28,748.03 and 6,014.64

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Solution

The fourth proportional to 19,162.29, 28,748.03 and 6,014.64 is: 9,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.29 : 28,748.03 = 6,014.64 : x
  2. Step 2: Convert to fraction form
    19,162.29/28,748.03 = 6,014.64/x
  3. Step 3: Cross multiply
    19,162.29x = 28,748.03 × 6,014.64
  4. Step 4: Simplify right side
    19,162.29x = 172,909,051.16
  5. Step 5: Solve for x
    x = 172,909,051.16/19,162.29
  6. Step 6: Final answer
    x = 9,023.40

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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.