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Finding the Fourth Proportional to 14,790.96, 22,181.04 and 4,928.04

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Solution

The fourth proportional to 14,790.96, 22,181.04 and 4,928.04 is: 7,390.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.96 : 22,181.04 = 4,928.04 : x
  2. Step 2: Convert to fraction form
    14,790.96/22,181.04 = 4,928.04/x
  3. Step 3: Cross multiply
    14,790.96x = 22,181.04 × 4,928.04
  4. Step 4: Simplify right side
    14,790.96x = 109,309,052.36
  5. Step 5: Solve for x
    x = 109,309,052.36/14,790.96
  6. Step 6: Final answer
    x = 7,390.26

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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.